Deleted Scene: Kyle removes all traces of Heidi from his life
Clyde is being booed at by his friends in the middle of the hallway.
Stan: Creep!
Craig: Sex Offender!
Clyde: Fuck all of you! I'm gonna go study!
Later, at Kyle's house. Kyle is looking at pictures of him and Heidi. He throws the pictures in the trash can, and then, sets them alight.
Kyle: That whore can't be trusted with me.
He opens his phone, and enters 'Contacts'. He scrolls down to Heidi Turner: he deletes her off his phone.
Later, he's at Stark's Pond, where he and Heidi shared their first kiss. He opens the locket of him and her. He throws it into the pond, and then walks away.
Kyle: If anyone asks, Heidi and I were never together.