Jill Hennessy

The conclusion of the Dance Moms reunion centered on "new moms" Kristie Ray and Jackie Lucia airing their grievances with the original cast members. But things took a nasty turn when rival dance teacher Cathy came out guns blazing in her quest to take down the Abby Lee Dance Company.  OK! News: 'Dance Moms' Reunion: The 5 Biggest Arguments From Part 1 Here's the best (or worst?) one-liners of the night: "You have a lot of thunder to give!" --Cathy to Abby while claiming her jab wasn't about Abby being a "large woman" but rather because she was acting like a brat "It's probably going to shock her pantyhose right off, although she doesn't have pantyhose, oh, and she didn't shave either!" --Cathy to Christi while touching her bare legs. Christi protested saying she's had laser hair removal, which prompted Cathy's next insult... "It's not working for you babe. You've got stubble!" --On a positive note, Cathy followed up by complimenting Christi's daughter, Chloe OK! News: Watch the Most Insane 'Dance Moms' Moments from This Season "You don't get better sitting on your butt!" --Abby to Kelly, seizing the opportunity to slam her daughter Paige "Look at your poor, pathetic mother over there. You've disgraced her." --Abby to Cathy OK! News: When Dance Moms Live Tweet... 9 Of Their Best One-Liners! "Crap like you should be shoved down the toilet!" --Abby to Cathy "I think that all of you ladies are really very tacky." --Cathy to the Dance Moms OK! News: 'Dance Moms' Exclusive! OK! Chats With a Former Abby Lee Miller Student "She's a hot mess in the group dance and she messes up every group dance she's in." --Jill to Kristie Ray about daughter Asia's performances with the ALDC "I don't want my daughter in the world record for turning" --Melissa taking a dig at Jackie's daughter Sophia for breaking the Guinness World Record of 36 consecutive pirouettes [Side note: Sophia was performing live on Dancing With The Stars opposite the airing of Dance Moms. Wonder how Melissa felt about that!] Was Cathy out of line with her insults to Abby? Or was Abby just getting what she deserved? Let us know in the comments below or tweet us @OKmagazine. Photo credit:  Lifetime TV

Russia detained a U.S. diplomat Tuesday and accused him of working for the CIA. Jill Dougherty reports.