In Guardians of the Galaxy (2014), the name Rocket Raccoon is indeed a nod to the Beatles song.

Details
Title | In Guardians of the Galaxy (2014), the name Rocket Raccoon is indeed a nod to the Beatles song. |
Author | Chillermo |
Duration | 0:05 |
File Format | MP3 / MP4 |
Original URL | https://youtube.com/watch?v=fy1530MwAkc |
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Description
Marvel heard the Beatles song and thought:
A cowboy raccoon with a guitar is cute... but what
if we give him a jetpack, a gun bigger than he is,
and send him blasting through space?" •