Little G turned five this summer. Five!! She love, love, loves rainbows, so I thought what better way to celebrate her 5th birthday than by having a rainbow birthday party! So I sat down with her and talked to her about her birthday party, and when I mentioned the idea of a rainbow theme, her face lit up with excitement. At that moment, I knew it was a go. I started brainstorming and scouring the internet for ideas, then got right to work. First on the agenda: rainbow party invites. I…