Mrs. Wolowitz was a popular character in The Big Bang Theory, so why was she killed off? The Big Bang Theory follows a group of scientists, which includes Howard Wolowitz (Simon Helberg). Each character has their unique relationship with their parents — with Sheldon (Jim Parsons) disobeying everybody's orders except his mother's, Leonard (Johnny Galecki) having a complicated, disaffectionate maternal connection, and Rajesh's (Kunal Nayyar) mother spoiling him at every turn.
Read more on screenrant.com