Courtesy of Emma Slater/Instagram Tap Here To Add Us Weekly As A Trusted Source Add as a preferred source on Google Emma Slater is a baddie in a bikini. Slater, 37, celebrated her birthday in a sexy swimsuit while reflecting on her year via Instagram on Tuesday, December 30. While posing poolside, the Dancing With the Stars pro stunned in a festive set featuring blue, red, pink and green patterns throughout. Her top was complete with triangle cups and halter straps, as well as a gold pendant and a pearl dangling from the center of her chest.