Beau tie...
Beau Tie was the love interest of Dee Dee from the Dexter's Laboratory episode, Beau Tie.  He is first seen while talking to Dee Dee.  Mom and Dad think Beau is her boyfriend and Dexter thinks he and Dee Dee are boyfriend and girlfriend.  However, Beau loves science and is different than Dee Dee.  Dexter first meets Beau and tries to take Beau away from Dee Dee due to her idiotic personality.  The two fight over him.  In the end, Beau finally freaks out and runs away from both of them.

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