Bart, Milhouse and Martin all pitch in to buy the first Radioactive Man comic.  They prove unable to trust each other and end up destroying the comic.

Episode Number:

The Simpsons Season 2 Episode 21 Quotes

(To earn money for his comic book, Marge suggests that Bart get a job.)
Bart: Me!?
Wonder Years Voice: Get a job? Were they serious? I didn't realize it at the time, but a little bit of my childhood had slipped away...forever.
Homer: Bart! What are you staring at?
Bart: Uh...nothing.
Wonder Years Voice: He didn't say it and neither did I, but at that moment, my dad and I were closer than we ever--
Homer: Bart! Stop that!
Bart: Sorry!

(after he sniffed the comic book) It smells like my Grandpa.