Janelle Evans Janelle Evans

Jenelle Evans is engaged to boyfriend Gary Head, US Weekly reports.

Teen Mom's Jenelle Evans' new breasts are the "perfect size"

Head, 22, proposed to the 20-year-old Teen Mom 2 star last month. Evans tweeted a photo of her engagement ring Wednesday. "I'm the luckiest girl in the world to have Gary Head in my life," she wrote.

Evans and Head had been dating on and off for five months, during which Evans reunited with past fling Kieffer Delp for a short while before getting back togethter with Head.