we all share these experiences. go on p. laughter is a great way to deal with a tricky world. discussing race in a sitcom, you re able to kind of take in new ideas. oh, hi, neighbor. you hope that you ll have those kinds of relationships in your life. it was revolutionary. laugh out loud funny. one of the great accomplishments of the modern age. the stories behind the moments we shared. history of the sitcom tonight at 9:00 on cnn. i m out. hey google, turn up the heat.