Primary Birthday

Yet another challenge card from July from Gina K Designs challenges.  If I remember this one correctly, it was to use primary colors.  I think I mastered that! LOL!  I like it but I don't love it.  I hope I work out what I don't love about it, because I liked the concept.

Ingredients
Card Size -  5.5in x 8.5 in
Cardstock - Neenah Classic Crest Solar White Smooth
Stamps - The Pink Cat Studio, Kitchen Sink Stamps
Ink - Memento
Color - Copics