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1.
When you are extremly high on extacsy.
Mike: I feel like I feel everything.
Shawn: What the hell is wrong with you?
Mike: I'm trippin' billies!
by Cori April 03, 2005
 
2.
When you get extremly high on extacsy.
Jane: I feel like I feel everything.
Jon: What the hell is wrong with you?
Jane: I'm trippin' billies man!
by Cori April 03, 2005