On Tuesday, we wrote about New England Patriots wide receiver Julian Edelman pulling a Macaulay Culkin and tweeting out a photo of himself wearing a T-shirt of teammate Rob Gronkowski.
Gronk has since returned the favor, posting this photo of his new muscle tee:
Edelman responded to Gronkowski's tweet with "#youllbesorry" so, clearly, this meta T-shirt feud is just getting started.
[H/T NFL.com]