From feuding with celebrities to skewering A-list fashion choices on the red carpet, Joan Rivers wasn't afraid to court a little controversy. Gracing TV screens and performing stand-up shows for more than five decades, Rivers' legendary laugh and razor-sharp wit made her an icon in the male-dominated world of comedy. Whether you loved or hated the acid-tongued performer and her candid humor, you can't deny the impact that Rivers—who passed away in 2014 at the age of 81—had on the entertainment industry. But, what was it like to grow up with a mom who roasted celebrities for a living, and...