Terrifying! Kailyn Lowry BLASTS Ex Javi Marroquin For Trespassing Into Her Home On 'Teen Mom 2!'

Terrifying! On last night's episode of Teen Mom 2, Kailyn Lowry opened up to her first baby daddy and ex, Jo Rivera, about her current situation with her new ex, Javi Marroquin. Click through for the biggest O-M-G moments from last night's episode!

She said, “He showed up through the basement and Isaac was like, ‘You’re not supposed to be here!’” Jo fired back, “That’s what pisses me off. You need to have something in writing because that should not be happening. That to me is not acceptable at all. I don’t like picking up my son and he’s f*****g scared.” He added, “If he’s crazy enough to just f*****g walk into your house then what the f**k else is he going to do. That scares the s**t out of me.” However, Jo’s fiancée Vee Torres defended Javi during the difficult time. “I feel like you’re making him out to be a f*****g psycho. He’s going through a divorce!”

Jenelle Evans and her mother, Barbara, have yet to figure out their next move over custody of Jace. The mother-of-two was attempting to figure out how to switch off both kids with Barbara and Kaiser's father, Nathan Griffith.

After she received a text from her ex about picking up the 2-year-old at her house, she attempted to coordinate switching off Jace with her mother, and a feud exploded in front of the 7-year-old!

Leah Messer's next move! The mother-of-three was switching off her youngest daughter, Addie, with her ex-husband, Jeremy Calvert, and she opened up about her future plans. After putting school on hold for a few years to raise her daughters, she was ready to jump back in!

And Jeremy was nothing but supportive! Her encouraged her to keep at it and do something for herself.

Prepping for baby number two! Chelsea Houska and her second baby daddy, Cole DeBoer, got a fake baby in order to get ready for their son, Watson Cole's arrival.

What did you think of last night's episode? Teen Mom 2 airs Monday nights at 9pm ET only on MTV!