34-year-old Michael Perrone was arrested Friday night at the Funny Bone comedy club.
Police said he threatened comedian Aries Spears, who was a regular on Mad TV.
They added that Perrone had allegedly been heckling Spears and the two got in an argument.
Police said he pulled out a knife while leaving and threatened to be waiting for Spears outside.
Perrone was charged with threatening, breach of peace and tampering with evidence.
He was released on a $1,000 bond and will appear in court on March 7th.