The Simpsons Season 27 Episode 11
Teenage Mutant Milk-Caused Hurdles
Today there is a new teacher in Bart’s class, she is from retired air force. Bart fells in love with her.
Since then Bart is nice, he wants to go to school to meet his new teacher. One day she wants to talk to him after school for tutor.
Next day after they take the new milk from Homer yesterday, Lisa has acne while Bart start to has mustache.
But they are ok at school, Lisa become famous after the make out to cover Acne. While Bart is satisfy with his mustache.
Bart found later that Seymore and new teacher date, he try to revenge him. Lisa tells him that all happen because of hormones from milk, he deserve the happy.
He agreed, but after she meets Seymore’s mother. She leave him.