[ And he'll just nearly fall over at some point, hands bracing himself against the machine, panting. ]

...Oh, great.

[ ... ]

Guess we're lucky to have you instead. Maybe if you stick around us long enough you'll decide it's worth breaking us all out with the power of friendship.

[ Yuri tries to make it look like he's serious, but the fact that he nearly fell over during part of the dance routine and his usual personality makes his joking more obvious. ]