"Tom and Katie were all smiles as they got to the game and happily posed for the paparazzi waiting outside," reveals one source exclusively to PerezHilton.com that was at the game. "However, once the two went inside to watch the game and were away from the glare of the photos their facade began to crumble and they got into a huge fight."
"Tom and Katie began yelling at each other in front of everyone,"
"Connor was looking very uncomfortabe until Tom's sister and publicist, Leanne, stepped in the middle."
After their fight, Tom & Katie made a quick exit out the back they didn't stay for the rest of Isabella's basketball game.
Katie Holmes and Tom Cruise photos at Isabella's basketball game, before their fight and left.
Source: PerezHilton