Without a doubt, Leonardo DiCaprio [1] had the best night at the Oscars on Sunday, what with his slew of cute moments with Kate Winslet [2] and the unwavering support he received from celebrities [3] over his triumphant first Oscar win [4]. But there was one star in particular who was on hand to support the actor throughout the entire night: his Revenant costar Tom Hardy. While on the red carpet, Tom, who was joined by his gorgeous wife, Charlotte Riley [5], was spotted snapping a photo with Leo, making for one insanely hot selfie. But that wasn't the best part! If you look closely, you can see that Tom's phone case features a black and white photo of himself on the back.

Inside, the duo gave us a further glimpse of their bromance when Tom was seen on a couple of occasions giving Leo what seemed like a pep talk. Keep reading to see their best moments, and then relive Leo's big night through pictures [6].