Quite a while back, reader Ada C. sent a nail art request of a Hot Air Balloon flying in a blue sky... and I found the perfect sky blue in OPI's What's With the Cattitude?, so I had to do it!!! :) I swatched it over on the review site 'The Daily Nail Reviews, check it out!I used OPI What's With the Cattitude? as a base with Sally Hansen All the White Stuff sponged lightly to make fluffy clouds,