Polina Gagarina Songs: A Million Voices (Eurovision 2015)
The Gipsy Kings
See also: Chico & The Gypsies
Songs: Volare (Nel blu dipinto di blu) - Medley (Hit Mix '99) - Bamboleo (Caballo Viejo) - Hotel California (Spanish Mix) - Soy
Girl Crazy
The musical (1930) & Musical film (1943)
Judy Garland & Mickey Rooney

Songs: I Got Rhythm (Judy Garland)
Glee
TV Show Original Soundtrack (2009)

Matthew Morrison, Lea Michele, Cory Monteith, Kevin McHale, Chris Colfer, Dianna Agron, Amber Riley, Jenna Ushkowitz, Mark Salling, Jayma Mays, Jessalyn Gilsig, Jane Lynch, Heather Morris, Naya Rivera, Charice & Damian McGinty

Songs: Don't Stop Believin' - Don't Rain On My Parade - Here Comes The Sun - Like A Prayer - River Deep, Mountain High
Gnarls Barkley
Danger Mouse & Cee Lo Green
Songs: Crazy - Crazy (Live)
Gnash Songs: Lights Down Low (feat. MAX) - I Hate U, I Love U (feat. Olivia O'Brien)
Gone West
Colbie Caillat, Justin Young, Jason Reeves & Nelly Joy
Songs: I'm Never Getting Over You - What Could've Been (Colbie Caillat & Justin Young) - Gone West
Goo Goo Dolls
John Rzeznik, Robby Takac & Mike Malinin
Songs: Iris - Sympathy - Name - Slide - Give A Little Bit
Alex Goot Songs: A Thousand Miles (& Boyce Avenue) - Someone Like You - Adele Medley (& Michael Henry & Justin Robinett)
Grace Potter
Grace Potter & The Nocturnals
Songs: Paris (Ooh La La) - Something That I Want - Stuck in the Middle with You (Grace & Frankie) - Stars - White Rabbit
James Graham Songs: Fix You ((The Four Performance))
Fedde le Grand Songs: Let Me Think About It (vs Ida Corr)
A Great Big World
Ian Axel & Chad Vaccarino
Songs: Say Something (feat. Christina Aguilera) - Hold Each Other (feat. Futuristic) - Fall On Me (& Christina Aguilera) - Rockstar - You'll Be Okay
Greeicy Songs: Jacuzzi (feat. Anitta)
Griff Songs: Love Is a Compass (Disney Supporting Make-a-wish)
Gun Songs: Word Up
Guster Songs: Satellite
Guys and Dolls (film)
Musical film (1955) Marlon Brando, Jean Simmons, Frank Sinatra & Vivian Blaine
See also: Guys and Dolls (musical)

Songs: Adelaide's Lament (Vivian Blaine) - Luck Be a Lady (Marlon Brando) - Sit Down, You're Rockin' the Boat (Stubby Kaye)
Guys and Dolls (musical)
The musical (1950)
See also: Guys and Dolls (film)

Songs: If I Were a Bell - Guys and Dolls - Sue Me (Vivian Blaine & Sam Levene) - I've Never Been in Love Before - Marry the Man Today (Vivian Blaine & Isabel Bigley)
Gym Class Heroes Songs: Stereo Hearts (feat. Adam Levine) - Cupids Chokehold (& Patrick Stump) - Clothes Off!! - The Fighter (feat. Ryan Tedder) - Ass Back Home (feat. Neon Hitch)
Gyptian Songs: Hold You