Brock Lesnar has to go down as a pro wrestling legend. He's one of the greatest athletes to have step foot into a WWE ring and is one of the few pro wrestlers who transitioned successfully to WWE. Over the years, one thing we all know about Brock is that he is his own man and can be moody once in a while. There have been times where Brock Lesnar has lost his cool backstage or in front of the camera. In this article, we take a look at 4 such occasions.#4 WrestleMania 19 after shooting starWe all remember the incredible main event of WrestleMania 19 where Brock Lesnar challenged WWE Champion Kurt Angle. The two men put on an incredible match but it was the finish that saw the match become even more infamous and is now implanted in WrestleMania history.Brock Lesnar uncharacteristically headed to the top rope and went for a Shooting Star Press. However, Lesnar was short and nearly spiked himself before pinning Kurt Angle to win the match.This video shows what happened after the match and you can hear Brock Lesnar narrate the situation himself. After the match, a hurt and concussed Brock Lesnar was taken backstage. As the WWE doctors checked on Lesnar, people crowded around them and this led Lesnar to lose his cool and you can't blame him at all. As we can see, as Lesnar got frustrated and got up after an outburst, Gerald Brisco managed to calm 'The Beast' down.Kurt Angle later spoke about what it was like in the ring with Lesnar right after his Shooting Star:"I was concerned about him because he wasn’t responding. When I covered him, he did kick out. I did tell him to kick out, and he kicked out. I remember asking him, ‘Can you give me an F-5?’ He didn’t respond. I was getting really worried. I started picking him up. I said, ‘Could you F-5 me?’ He said, ‘I think so,’ and he did."