“Teen Mom 2” star Jenelle Evans announced that she and her on-off boyfriend Gary Head are officially engaged to be married, showing off her engagement ring on Twitter (see pictures below).

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Yep, this girl is engaged to the man she accused of domestic violence not even a couple of months ago. Well Jenelle and Gary are back together, and apparently more in love than ever, despite her previous accusations and angry videos.

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Jenelle tweeted, “I’m the luckiest girl in the world to have @gary_head in my life.” I’m so confused. Wasn’t Jenelle dating Kieffer Delp just a couple of weeks ago when she went under the knife for a breast augmentation surgery because she got tired of having small boobs!?

[images: Twitter]