Blake Lively's brother-in-law Bart Johnson says he regrets inserting himself into the conflict between the actress and her "It Ends With Us" co-star and director Justin Baldoni. Last month, Johnson, who is married to Lively's sister Robyn Lively,

Justin Baldoni is heard apologizing to his co-star Blake Lively in an audio message apparently sent to Lively amid production of their film “It Ends with Us,” long before the two stars launched into a legal battle that continues to play out in the public eye.