Dillashaw and Cruz go at it again, this time on SI Now

UFC bantamweight champion TJ Dillashaw and No. 1 contender Dominick Cruz have been going at it for months ahead of their huge title fight in Boston on Sunday.

The verbal warfare continued on Wednesday when the two top 135-pounders appeared on Sports Illustrated Now to preview their upcoming bout. The conversation quickly became heated as the two fighters exchanged insults once again.

Don't miss Dillashaw vs. Cruz live and free on FOX Sports 1 this Sunday night. You can watch the complete SI video below.

More on Fight Night Boston: Reasons to watch Fight Night Boston | Fight Night Boston Fantasy Preview | Cruz finally gets chance to shine after injuries | Watch: Robin Black breaks down main event | Watch UFC Boston Embedded: TJ Dillashaw vs. Dominick Cruz, Anthony Pettis vs. Eddie Alvarez  | Old-school Alvarez ready for Pettis test | Mitrione: 'It's do or die for me' | Felder promising fireworks | Marine Gomez looks forward to debut | Rankings Report ahead of Boston | Under-the-radar fights to watch | Fight Night Boston fight card | Get tickets for Fight Night Boston