It is rude to take something away from someone.
Ash sees that Frank has a much nicer TV remote even though they have the same TV.
Ash wants the better TV remote.
Ash goes to an electronics store and buys the same remote Frank has.
Ash takes Frank's TV remote without premission.
Ash enjoys the new remote for his TV and has a fun time using it and talks to Frank about it.
Frank assumes he lost the remote and just buys a new one.