He fucked up. He was running around the jade palace, since he's a cub and he's full of energy. Tai Lung had accidentally slipped over his own feet and bumped the Urn of Whispering Warriors off its stand and it shattered on the floor.

He stared at it for a second, his ears pinned to the back of his head as his tail went still and his fur stood up. When be realized the gravity of the situation he held his held in panic

"I'm so dead!"

Tai Lung frantically looked around for some glue before Shifu or Oogway walked in. He knew the turtle, Oogway, wouldn't be bothered. He wasn't sure about the red panda's, Shifu, reaction.