A personal favourite from my Etsy shop https://www.etsy.com/uk/listing/464867927/21st-birthday-sash-glitter-sash
21st Birthday Button..21st Birthday Pin..21st by GlitterGorgeous
DIY: helium balloons with NO helium More
She's 21 Bitches Banner Gold and Turquoise
21 Things to Do in Cabo San Lucas + 1 You Should Never Do | Local Adventurer
This cake is kinda shitty looking but the idea of the friend holding the birthday girl's hair back while she... ya. That's funny and a cute cake idea for a 21st birthday.
Peach Strawberry Sangria - Perfect summer drink!
Pretty Pink & Gold Party Decorations
Use fresca or another fizzy soda instead of alcohol for a mocktail version- fun for a girl's night in!
21 Party Themes for All Your Spring Get-Togethers via Brit + Co