Karl also said he wouldn't have known 'any of those answers'.
Having a laugh: The 46-year-old took the swipe after watching a Tim's Trivia segment, in which weatherman Tim Davies quizzed viewers on their general knowledge. A viewer named Steve was asked to name Karl's co-host, which he got right
Ally then asked him: 'Do you know your co-host?'
'Nope... hard to keep up with!' Karl joked back, which prompted Ally to respond: 'We'll see who it is tomorrow.'
He was seemingly referring to the revolving door of co-hosts on the Today show in recent years.
Ouch: Ally then asked Karl: 'Do you know your co-host?' 'Nope... hard to keep up with!' he joked back, which prompted Ally to respond: 'We'll see who it is tomorrow'