Ep. 8: Opposite Day!

8

Rai is being beat at every challenge by Finn so he gets mad and thinks that Finn has no feelings,but during the mission Rai ignores Finns warnings and uses a Tai chi which leads to Tori's disappearance. While trying to get Tori back Finn uses himself as bait so Rai can save Tori from the enemy. At the end, Rai apogizes to Finn, but doesn't give up trying to beat him. (Source: Tai Chi Chasers Disney XD Reloaded Wikia)