Paddy and Murphy are on a cruise ship.

[rebbonk]

Paddy says to Murphy: "It's awfully quiet on deck tonight, Murphy."

Murphy says to Paddy: "Everybody will be watching the band."

Paddy says to Murphy: "But there isn't a band playing tonight, Murphy."

Murphy says to Paddy:

Spoiler:

"But I definitely heard somebody say a band on ship."