Happy Days star turns 73 cementing 'immense' shift away from acting career

Actor Don Most, best known for playing Ralph Malph in "Happy Days," is celebrating his 73rd birthday by cementing his legacy at the Grand Ole Opry

Happy Days star turns 73 cementing 'immense' shift away from acting career
Actor Don Most, best known for playing Ralph Malph in "Happy Days," is celebrating his 73rd birthday by cementing his legacy at the Grand Ole Opry