Tinashe & Charli XCX Perform at SoBe's 21st Birthday Bash in Vegas

Tinashe wears some cute striped shorts while arriving for SoBe’s 21st Birthday Party held at Foxtail Pool at SLS Las Vegas on Saturday (September 3). The 23-year-old singer joined Charli XCX to perform at the bash, along with model Olivia Culpo. PHOTOS: Check out the latest pics of Olivia Culpo “In Vegas to celebrate @drinksobe