Saweetie puts on a busty display in a black corset as she joins boyfriend YG at Winnie Harlow's birthday party in West Hollywood

Chloe Sims flaunts her incredible figure in a white bodycon dress as she attends Winnie Harlow's birthday bash in Hollywood

Winnie Harlow leaves little to the imagination in a sheer tie-dye co-ord as she hosts her star-studded birthday party in West Hollywood

Lucy Hale rocks a casual look while arriving at the Edition Hotel in West Hollywood