You shouldn't force your friends to walk home.
Randy had drove some friends over to his place to hang out, and they ended up drinking, but he promised to give them a ride home.
Randy wants to avoid getting a drunk driving charge.
Randy apologizes that he can't drive himself but pays for them to get an Uber home.
Randy lets them know he is in no condition to drive and suggests they walk since it's not very far.
Randy's friends understand and are glad he was able to keep his word.
Randy's friends feel let down by him and think twice about hanging out in the future.