Photos: So what if Rihanna & Leonardo DiCaprio party the night away at same star-studded Hollywood bash?

The question  on everybody's lips is are Ri & Di dating?

They sure know how to keep the world guessing.Rihanna and Leonardo DiCaprio continued to fuel the are they or aren't they whispers as they both made quick undercover entrances to a Hollywood party on Wednesday night.The two stars were seen heading into the Sunset Marquis in West Hollywood to celebrate Kings of Leon frontman Caleb Followill's birthday party.However, despite their reported flirtation allegedly turning into a relationship, the 26-year-old actress and the Wolf On Wall Street actor arrived separately to the event.
Leo even walked in arm-in-arm with his date for evening - Kevin Connolly from Entourage.
While Leo bought a date - albeit a man date - Rihanna strolled into the hotel on her own. 
Leonardo and Rihanna joined celebrities that included Taylor Swift, Ellie Goulding and Chris Martin.