Guitar is a 1988 live album by Frank Zappa. It is the follow-up to 1981's Shut Up 'n Play Yer Guitar; like that album it features Zappa's guitar solos excerpted from live performances, recorded between 1979 and 1984. It garnered Zappa his sixth Grammy nomination for "Best Rock Instrumental Performance".

The project Shut Up 'n Play Yer Guitar consisting of Shut Up 'n Play Yer Guitar, Shut Up 'n Play Yer Guitar Some More and Return of the Son of Shut Up 'n Play Yer Guitar is a series of albums by Frank Zappa. The albums consist solely of electric guitar instrumentals and improvised solos (mostly) played live by Zappa and featuring a wide variety of backing musicians.