Teen Mom 2 is back on MTV, and with it, a host of revelations about the fab four's lives since we last saw them ... which was a long time ago. On TV at least.

The Season 5 premiere documented major events that took place about a year ago, and in Jenelle Evans years, that's like a lifetime. Case in point:

Posted in: Teen Mom

Celebrity feuds are a dime a dozen, especially in the age of Twitter. But full-on fights, in which actual fists start flying? On video? A little less commonplace.

Not entirely uncommon either, though. We've seen quite a few such altercations boil over in the past few years.

Posted in: Celebrity Scandals

Teen Mom 2 star Kailyn Lowry is a mom for the second time.

She welcomed son Lincoln Marshall Marroquin with her husband Javi Marroquin. Born Saturday at 4:28 p.m., the healthy boy weighs 8 pounds, 6 ounces.

Posted in: Kailyn Lowry