Just one day after calling President Donald Trump a “fat pig,” Jelly Roll doubled down on his remarks. The famous singer stepped in as guest host of Tuesday’s episode of “Jimmy Kimmel Live” and refused to back down amid backlash over comments he made Monday on the very same stage. “Now, let’s be honest for a second. Any U.S. president should be able to handle a few jokes, right?” he told the audience, Tuesday. Determined not to walk back his stance, Jelly Roll continued. “They should also be able to handle gas prices, healthcare, and the occasional international conflict, but...