All Shows › The Simpsons › Season 21
S21E17

The Simpsons S21E17: American History X-cellent

Aired 2010-04-11
⚠ Spoiler alert This recap gives away what happens in this episode.

Episode Summary & Review

Episode 17 of Season 21 of The Simpsons.

← Previous episode
The Simpsons S21E16: The Greatest Story Ever Doh’d
 Next episode →
The Simpsons S21E18: Chief of Hearts