S.W.E.A.T.

 S.W.E.A.T. is the second half of the 5th episode of Season 15. It first aired on October 14, 2011 with To Eat or Not to Eat.

Summary
The third grade students at Lakewood Elementary are stressing about their upcoming Startorn Wilkins Elementary Aptitude Test (S.W.E.A.T), including Sue Ellen, who panics that she won't have any #2 HB pencils, and Brain who worries that he will do bad when he accidentally skips a question on the practice test.

Trivia
S.W.E.A.T. stands for Startorn Wilkins Elementary Alpitude Test.