A corporate raider who once muscled companies into all sorts of major changes is resuming his old activist ways, this time with McDonald’s as his target. Carl Icahn’s demand that the burger giant deliver on promised shifts in its purchasing policies is a flashback to the bruising proxy battles that have cost  many a big-name director their seat on a public restaurant company’s board.

This week’s edition of Restaurant Business’ Restaurant Rewind podcast looks at three of highest-profile past melees between investors, directors and corporate management. If you’ve ever wondered why Applebee’s and IHOP are part of the same company, or why CEOs are such sticklers about when the corporate jet can be used, this installment is for you. Ditto if you’re a fan of mixed martial arts.