Clark Gregg Does His Best Beefcake Shimmy for his 'Lip Sync Battle' vs. Hayley Atwell

The long-anticipated lip-sync showdown between Marvel TV superstars (and Pajiba favorites) Clark Gregg and Hayley Atwell debuts this Thursday on Spike. Sadly, we do not yet have a preview of Atwell’s performance, but here’s a glimpse of what Clark Gregg is offering, and what Clark Gregg is some beautiful beefcake shimmy.

Here’s Gregg performing “Toxic.”

Meanwhile, here’s some playful banter between Gregg and Atwell.