Jason Derulo sat front row with son Jason King on his lap while watching his fitness-model ex Jena Frumes strut down the runway at Saturday's Luli Fama show.

Jason Derulo was front and center to watched ex-girlfriend Jena Frumes strut down the catwalk for Miami Swim Week. Frumes, working for Luli Fama, rocked various styles for the Miami-based luxury ...

Jason Derulo is an American pop star whose biggest hit was 'Savage Love.' Jena Frumes is a fitness influencer and model. Ever since they began sharing their personal stories on Instagram, their ...