Victoria Justice and the rivalry of Gregg Sulkin is finally coming to a head as they duke it out on Lip Sync Battle.

They Are not actually competitors, nevertheless they both got their big breaks acting on competing networks-Justice was on Nickeledeon’s Zoey 101, while Sulkin was in Disney Channel’s Wizards of Waverly Place.

Gregg puts on an outlandish wig to perform a rendition of Kelis’ “Milkshake”, brings in a real life milkshake and begins twerking like his name was Miley Cyrus on an unsuspecting Victoria Justice.

For the piece de resistance, we really get to find out the hunky actor’s shirt ripped right off his back.

She actually brings the lyrics “Good gracious ass bodacious” to life together with her booty shaking.

We can start to see the celebrities commerce setbacks in the approaching episode of Spike’s Lip Sync Battle, airing tonight.

Gregg Sulkin