Cain & Abel The Gummi/Greasy Edition

4/17/2008 7:54 PM PDT BY TMZ STAFF
Gummi Bear had no problem ratting out his brother Greasy as a cokehead to a drug dealer who called him up looking for money ... except the guy wasn't really a drug dealer.

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It was celeb prank caller Ralphige -- and he recorded the whole thing.

During the phone call, Gummi cops to trying blow "once or twice" and that it's really his brother who "does that stuff." Gum Gum helpfully gives the faux dealer Greasy's digits. Nice, bro.