The couple divorced in 2009, after a decade of marriage, with cheating rumors swirling.

Kate retained primary custody of the kids, though Collin and Hannah live with Jon.

Gosselin toldThe Sunhis leg swelled up to twice its normal size.

Jon Gosselin poses at an event

“I was DJ-ing for the weekend in Philadelphia and I finally felt free,” Gosselin shared.

“It was my first real single weekend.

I was totally ready to open up and meet new people and start fresh.

Jon Gosselin smiles on the red carpet

Gosselin acknowledged it “kind of looked like a cigarette burn, but really raised.”

Gosselin quipped, “Let’s face it, it hasn’t been my year.”