Don Lemon (right) lashed out at his co-host Kaitlan Collins (left) after a tense segment.

8 blowup by Lemon wasn’t the first sign of trouble at “CNN This Morning”

since the show’s Nov. 1 launch. Lemon and Collins had an awkward on-air dispute

over equal pay for the US women’s soccer team.

Media watchers said that even though the show is slumping in the ratings,

CEO Chris Licht was upset by Lemon’s behavior towards Collins and had the anchor take the next day off,

Poppy Harlow (L) and Kaitlan Collins (R) arrived at the White House Christmas party without Don Lemon