diff --git a/perf/Makefile.am b/perf/Makefile.am
index 3ac13a6f1..daec8e4ef 100644
--- a/perf/Makefile.am
+++ b/perf/Makefile.am
@@ -35,6 +35,7 @@ cairo_perf_SOURCES =		\
 	subimage_copy.c		\
 	tessellate.c		\
 	text.c			\
+	twin.c			\
 	unaligned-clip.c	\
 	world-map.c		\
 	world-map.h		\
diff --git a/perf/cairo-perf.c b/perf/cairo-perf.c
index 613d15cf9..a6d59a579 100644
--- a/perf/cairo-perf.c
+++ b/perf/cairo-perf.c
@@ -458,5 +458,6 @@ const cairo_perf_case_t perf_cases[] = {
     { rounded_rectangles, 512, 512},
     { long_dashed_lines, 512, 512},
     { composite_checker, 16, 512},
+    { twin, 800, 800},
     { NULL }
 };
diff --git a/perf/cairo-perf.h b/perf/cairo-perf.h
index 57fe85f11..0cedb6913 100644
--- a/perf/cairo-perf.h
+++ b/perf/cairo-perf.h
@@ -172,5 +172,6 @@ CAIRO_PERF_DECL (rectangles);
 CAIRO_PERF_DECL (rounded_rectangles);
 CAIRO_PERF_DECL (long_dashed_lines);
 CAIRO_PERF_DECL (composite_checker);
+CAIRO_PERF_DECL (twin);
 
 #endif
diff --git a/perf/twin.c b/perf/twin.c
new file mode 100644
index 000000000..adedb25f6
--- /dev/null
+++ b/perf/twin.c
@@ -0,0 +1,50 @@
+#define WIDTH 1350
+#define HEIGHT 900
+
+#include "cairo-perf.h"
+
+static cairo_perf_ticks_t
+do_twin (cairo_t *cr,
+	 int width,
+	 int height)
+{
+    int i, j, h;
+    unsigned char s[2] = {0, 0};
+
+    cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */
+    cairo_paint (cr);
+    cairo_set_source_rgb (cr, 0, 0, 0);
+
+    cairo_perf_timer_start ();
+
+    cairo_select_font_face (cr,
+			    "<cairo>",
+			    CAIRO_FONT_SLANT_NORMAL,
+			    CAIRO_FONT_WEIGHT_NORMAL);
+
+    h = 2;
+    for (i = 8; i < 48; i >= 24 ? i+=3 : i++) {
+	cairo_set_font_size (cr, i);
+	for (j = 33; j < 128; j++) {
+	    if (j == 33 || (j == 80 && i > 24)) {
+		h += i + 2;
+		cairo_move_to (cr, 10, h);
+	    }
+	    s[0] = j;
+	    cairo_text_path (cr, (const char *) s);
+	}
+    }
+    cairo_fill (cr);
+
+    cairo_perf_timer_stop ();
+    return cairo_perf_timer_elapsed ();
+}
+
+void
+twin (cairo_perf_t *perf,
+      cairo_t      *cr,
+      int           width,
+      int           height)
+{
+    cairo_perf_run (perf, "twin", do_twin);
+}
diff --git a/src/cairo-font-face.c b/src/cairo-font-face.c
index 30c8d9fb3..6cea39585 100644
--- a/src/cairo-font-face.c
+++ b/src/cairo-font-face.c
@@ -578,7 +578,8 @@ _cairo_toy_font_face_scaled_font_get_implementation (void                *abstra
     if (font_face->base.status)
 	return font_face->base.status;
 
-    if (CAIRO_SCALED_FONT_BACKEND_DEFAULT != &_cairo_user_scaled_font_backend)
+    if (CAIRO_SCALED_FONT_BACKEND_DEFAULT != &_cairo_user_scaled_font_backend &&
+	0 != strcmp (font_face->family, CAIRO_USER_FONT_FAMILY_DEFAULT))
     {
 	const cairo_scaled_font_backend_t * backend = CAIRO_SCALED_FONT_BACKEND_DEFAULT;
 
@@ -617,7 +618,8 @@ _cairo_toy_font_face_scaled_font_create (void                *abstract_font_face
     if (status)
 	return status;
 
-    if (CAIRO_SCALED_FONT_BACKEND_DEFAULT != &_cairo_user_scaled_font_backend)
+    if (CAIRO_SCALED_FONT_BACKEND_DEFAULT != &_cairo_user_scaled_font_backend &&
+	0 != strcmp (font_face->family, CAIRO_USER_FONT_FAMILY_DEFAULT))
     {
 	const cairo_scaled_font_backend_t * backend = CAIRO_SCALED_FONT_BACKEND_DEFAULT;
 
diff --git a/src/cairoint.h b/src/cairoint.h
index 281034835..f94e68214 100644
--- a/src/cairoint.h
+++ b/src/cairoint.h
@@ -938,6 +938,7 @@ typedef struct _cairo_traps {
 #define CAIRO_WIN32_FONT_FAMILY_DEFAULT "Arial"
 #define CAIRO_QUARTZ_FONT_FAMILY_DEFAULT  "Helvetica"
 #define CAIRO_FT_FONT_FAMILY_DEFAULT     ""
+#define CAIRO_USER_FONT_FAMILY_DEFAULT     "<cairo>"
 
 #if   CAIRO_HAS_WIN32_FONT
 
diff --git a/test/.gitignore b/test/.gitignore
index 8da34a007..675315a69 100644
--- a/test/.gitignore
+++ b/test/.gitignore
@@ -233,6 +233,7 @@ transforms
 translate-show-surface
 trap-clip
 truetype-tables
+twin
 unantialiased-shapes
 unbounded-operator
 user-data
diff --git a/test/Makefile.am b/test/Makefile.am
index 887bd73aa..026ce9a50 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -180,6 +180,7 @@ transforms$(EXEEXT)					\
 translate-show-surface$(EXEEXT)				\
 trap-clip$(EXEEXT)					\
 truetype-tables$(EXEEXT)				\
+twin$(EXEEXT)						\
 unantialiased-shapes$(EXEEXT)				\
 unbounded-operator$(EXEEXT)				\
 user-data$(EXEEXT)					\
@@ -929,6 +930,11 @@ REFERENCE_IMAGES = \
 	trap-clip-pdf-rgb24-ref.png \
 	trap-clip-ps2-argb32-ref.png \
 	trap-clip-ps2-rgb24-ref.png \
+	twin-ref.png \
+	twin-ps2-ref.png \
+	twin-ps3-ref.png \
+	twin-svg11-ref.png \
+	twin-svg12-ref.png \
 	unantialiased-shapes-ref.png	\
 	unantialiased-shapes-quartz-ref.png \
 	unbounded-operator-ref.png	\
diff --git a/test/twin-ps2-ref.png b/test/twin-ps2-ref.png
new file mode 100644
index 000000000..a58dc5b63
Binary files /dev/null and b/test/twin-ps2-ref.png differ
diff --git a/test/twin-ps3-ref.png b/test/twin-ps3-ref.png
new file mode 100644
index 000000000..a58dc5b63
Binary files /dev/null and b/test/twin-ps3-ref.png differ
diff --git a/test/twin-ref.png b/test/twin-ref.png
new file mode 100644
index 000000000..f2a5636de
Binary files /dev/null and b/test/twin-ref.png differ
diff --git a/test/twin-svg11-ref.png b/test/twin-svg11-ref.png
new file mode 100644
index 000000000..5b7d67d42
Binary files /dev/null and b/test/twin-svg11-ref.png differ
diff --git a/test/twin-svg12-ref.png b/test/twin-svg12-ref.png
new file mode 100644
index 000000000..5b7d67d42
Binary files /dev/null and b/test/twin-svg12-ref.png differ
diff --git a/test/twin.c b/test/twin.c
new file mode 100644
index 000000000..ec004db16
--- /dev/null
+++ b/test/twin.c
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2008 Chris Wilson
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of
+ * Chris Wilson not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Chris Wilson makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL CHRIS WILSON BE LIABLE FOR ANY SPECIAL,
+ * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+ * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author: Chris Wilson <chris@chris-wilson.co.uk>
+ */
+
+#include "cairo-test.h"
+
+static cairo_test_draw_function_t draw;
+
+static const cairo_test_t test = {
+    "twin",
+    "Tests the internal font",
+    128, 20,
+    draw
+};
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    cairo_set_source_rgb (cr, 1, 1, 1);
+    cairo_paint (cr);
+    cairo_set_source_rgb (cr, 0, 0, 0);
+
+    cairo_select_font_face (cr,
+			    "<cairo>",
+			    CAIRO_FONT_SLANT_NORMAL,
+			    CAIRO_FONT_WEIGHT_NORMAL);
+    cairo_set_font_size (cr, 16);
+
+    cairo_move_to (cr, 4, 14);
+    cairo_show_text (cr, "Is cairo's twin giza?");
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+int
+main (void)
+{
+    return cairo_test (&test);
+}