10th Birthday Party design. Ten is a Vibe! This Groovy Birthday Party Outfit Reads Ten Is A Vibe with a Smiling Daisy Flower and a Groovy Vintage or Retro Daisy Flower Theme Perfect for 10 year old groovy girls at their 10th birthday party. This retro Groovy birthday party theme outfit is perfect for kids turning ten on their tenth birthday! Featuring a retro or vintage flower theme, this 70s inspired graphic is perfect for any matching groovy party! 10 is a vibe! Lightweight, Classic fit, Double-needle sleeve and bottom hem