S03E15 Ready, Willing and Disabled
After letting a crook escape, Joe falls into a deep depression. Peter tries to snap him out of it by talking him into competing in the Special People's Games. Though Joe frequently starts to lose hope, Peter keeps encouraging him to go the distance. When the final event comes and Joe is having a hard time keeping up, Peter decides that he may need more than verbal encouragement and gives Joe a little something extra for strength.