Bitter Ex? 'Teen Mom 2' Star Leah Messer's Reaction To Jeremy Calvert's Engagement CAUGHT On Camera!

Is Leah Messer a jealous ex-wife?!

In a bonus clip for Teen Mom 2, Leah opened up about her ex-husband, Jeremy Calvert's engagement to his longtime girlfriend, Brooke Wehr. "I guess he got engaged on his vacation, I mean he was like 'yeah, I got engaged,' but then he was like 'I mean, it's just engaged, it's not that serious,' like okay!"

"I was like, 'that's the person you're going to spend the rest of your life with and you know that, and that's great,'" Leah explained, showing off the facial expression Jeremy made towards her.

"I just hope this is serious," Leah added.

Teen Mom 2 airs Monday nights at 9pm ET only on MTV!