Tarek El Moussa would have gone on Ex, Christina, on the set of ‘Flip or Flop’

Tarek El Moussa upside down on his “Flip or Flop” co-star and his ex-wife, Christina haack, for letting him know it was time to film … sources close to the show tell TMZ.

According to our production sources… Tarek’s eruption happened on the set of the popular HGTV series last Wednesday, after he apparently didn’t like the way she pointed out to him that she and the crew. were ready to start filming.

We are told that Tarek immediately lost his temper and launched a verbal tirade directed at Christina … who allegedly included him by comparing her to his fiancée, Heather Rae Young, and saying that Heather is hotter and richer than Christina.

Our sources say Tarek bragged about “making” Christina and calling her a “failed loser,” and exclaimed that he liked to see her fail.

We are told that he also shouted “Look at me, look at me, look at me. It’s called winning” and ended his rant by yelling at him … “The world knows you are crazy ! “

According to our sources … this isn’t the first time Tarek has launched a tirade against Christina on set. We’re told that after the last incident, the production stopped filming them together for the rest of the day… and just shot their scenes separately.

A source close to Tarek tells us that his anger towards Christina stems from his recent admission that she smoked toad venom – before meeting her new boyfriend – and her main concern is the safety of their two children. As it turns out, both Tarek and Christina are executives on the show, and our source says there’s going to be tension every now and then, that was one of those incidents.

We have contacted reps for Tarek, Christina and HGTV… so far no word in return.

As you may know… Christina has been in the headlines lately for follow up her divorce of Anstead Ant revealing that she is in a new relationship with Joshua Room – something that happened after she said she smoked toad venom.