VIDEO : Hilary Duff Enjoying PDA-Filled Getaway in Costa Rica With Boyfriend

Hillary Duff is soaking up the sun in Costa Rica for an entire week. . And it turns out, Duff isn't alone on her trip to paradise. She celebrated the Valentine's Day by the beach with her music producer boyfriend Mathew Koma. She's all smiles on her PDA-filled getaway. Hilary even took to Snapchat to share a couple's shot as they enjoyed a delicious drink from a coconut. Wearing a two-piece white bikini, Hilary couldn't help but flash a smile as she cooled down in the ocean blue water with Koma.In fact, the singer was spotted exchanging a few kisses with Matthew as he helped carry her in the water..News that Hilary's ex-husband Mike Comrie is involved in an open sexual battery investigation.