Illinois rep defends Chicago-style pizza in Jake Tapper Twitter battle
© Greg Nash

Rep. Peter Roskam Peter James RoskamEx-GOP Rep. Roskam joins lobbying firm Blue states angry over SALT cap should give fiscal sobriety a try Illinois Dems offer bill to raise SALT deduction cap MORE (R-Ill.) and CNN anchor Jake TapperJacob (Jake) Paul TapperSanders, Yang to miss CNN's town hall on LGBTQ issues Omar asks Twitter what it's doing in response to Trump spreading 'lies that put my life at risk' O'Rourke responds to Buttigieg's gun criticism: 'That calculation and fear is what got us here in the first place' MORE engaged in a bit of a Twitter battle Thursday over Chicago-style deep-dish pizza.

Roskam tweeted about a museum dedicated to pizza heading to Chicago, prompting some pushback from Philly native Tapper:
Some fighting words ensued:
Then the tasteful feuding dipped into a jab over sports:
Rep. Randy Hultgren (R-Ill.), who was featured in a Chicago-style pizza tasting Wednesday, chimed in:
Pizza has swirled up in other areas. Earlier Thursday, Ohio Gov. John Kasich defended his decision to take a bite of his pizza with a fork and knife, drawing jabs from some New Yorkers and social media users.
New York City Mayor Bill de Blasio (D), who was widely mocked in 2014 for similarly eating pizza with a fork, came to the defense of the Republican presidential candidate on Twitter: