This is a beautiful stamp set with great sentiments included, Birthday Blooms. It can be found in the Occasions Catalog. I love the fonts they used for the the greetings.
Stamp Set: Birthday Blooms
Colors used: Mossy Meadow, Blushing Bride, Pool Party, Watermelon Wonder, Whisper White
Cut your Blushing Bride card stock to 5 1/2" x 11".
Then score at 4 1/4" and 7 5/8".