11.   The guys busted their butts to get the lead back and we were able to hold it.

12.   The guys were busting their butts for him.

13.   They busted their butts and played a great game.

14.   This is my eighth year here, and I bust my butt for them because they pay my salary.

15.   Those guys busted their butts to build a great race.

16.   We busted our butts and he was a done deal for us, we thought.

17.   We have a young group of hungry receivers who bust their butts to get to balls.

18.   You was busting your butt every day.