The Insider.com

Tonight's all-new Toddlers & Tiaras quickly turns ugly when two rival pageant moms find themselves sharing a room to get their children's makeup and hair done. Watch the clip – we dare you not to laugh at the first five seconds…

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Video: Pageant Mom On 'Toddlers & Tiaras' Controversy

Airing on TLC at 10/9c, what should be the "Beautiful Me" disco-themed pageant quickly turns ugly when Jennifer, the mother of three-year-old Camari, fumes over mean comments that were made by SamiJo's mother Tricia. Hey, no one calls her daughter ugly. No one. But was Tricia's comment made out of jealousy?

"If I'm going to say something to you, you better watch out," threatens Jennifer. "I'm going to stab you in the chest, not in the back."

Video: 'Toddlers & Tiaras' Pageant Girl Goes After Music Career

Which pageant tot will actually win the battle on stage? Watch tonight's Toddlers & Tiaras on TLC.