Aloser

4 clues
The Beatles' "I'm ___
I'm ___, baby" (Beck lyric)
. . . and I'll show you ___
Words after "I'm," in a 1964 Beatles title
Similar answers:
Aalon
Abalone
Abalones
Abalonesandwich
Abalonetexas
Abaser
Abasers
Abaserunner
Abigdealoutofit
Absalom
Absalomabsalom
Absalompitched
Abstruser
Abunchofbaloney
Abuser
Abusers
Accuser
Accusers
Acephalous
Actalone