La La Land
Musical film (2016)
Songs: Audition (The Fools Who Dream) (Emma Stone) - City of Stars - Another Day of Sun - A Lovely Night (Ryan Gosling & Emma Stone) - Start a Fire (John Legend)
Laid Back Songs: Sunshine Reggae - White Horse - Bakerman (feat. Hanne Boel)
Nils Landgren Songs: Gimme! Gimme! Gimme! (& Funk Unit)
Lartiste Songs: Mafiosa (feat. Caroliina) - Chocolat (feat. Awa Imani) - Catchu
Lasgo Songs: Something - Pray
Lazlo Bane Songs: Superman (Scrubs)
Led Zeppelin
Jimmy Page, Robert Plant, John Paul Jones & John Bonham
Songs: Stairway to Heaven - Immigrant song - Rock And Roll - Black Dog - The Rover
Amy Lee
See also: Evanescence
Songs: Broken (in duet with Seether)
Lenni-Kim Songs: Miraculous (& Lou)
Adam Levine
See also: Maroon 5
Songs: Lost Stars - Locked Away (feat. R. City)
Lil' Jon
Lil Jon and The Eastside Boyz
Songs: Shots (& LMFAO) - Turn Down For What (& DJ Snake) - Lovers and Friends - Yeah! (& Usher & Ludacris) - Get Low (feat. The Eastside Boyz & Ying Yang Twins)
Lil' Mo Songs: Put It on Me (feat. Ja Rule & Vita) - Shoulda Known
Linkin Park
Chester Bennington, Mike Shinoda, Brad Delson, Rob Bourdon, Joe Hahn & Dave « Phoenix » Farrell
Songs: In the End - Numb - One Step Closer - Numb / Encore (& Jay-Z) - Crawling
Liquido Songs: Narcotic
The Little Mermaid (1989 film)
Musical film (1989)
See also: The Little Mermaid (musical)

Songs: Part Of Your World - Poor Unfortunate Souls - Under the Sea (Samuel E. Wright) - Kiss the Girl (Samuel E. Wright) - Les Poissons
Lizzo
Melissa Jefferson
Songs: Good As Hell - Juice - Truth Hurts - Boys - Cuz I Love You
Lloyd Songs: You (feat. Lil Wayne) - Southside (feat. Ashanti) - Get It Shawty - Dedication To My Ex (Miss That) (feat. André 3000 & Lil Wayne)
LMFAO
Redfoo (Stefan Gordy) & Sky Blu (Skyler Gordy)
Songs: Shots (feat. Lil' Jon) - Let The Bass Kick In Miami Girl (& DJ Chuckie) - Sexy And I Know It - Party Rock Anthem (feat. Lauren Bennett & Goon Rock) - Sorry For Party Rocking
Lomepal Songs: Trop beau - Bécane (feat. Superpoze) - Yeux disent
The Lonely Island
Akiva "Kiv" Schaffer, Jorma "Jorm" Taccone & David Andrew "Andy" Samberg
Songs: I'm on a Boat (feat. T-Pain) - I Just Had Sex (feat. Akon) - Jack Sparrow (feat. Michael Bolton) - Everything Is Awesome (& Tegan and Sara) - Boombox (feat. Julian Casablancas)
The Lord of the Rings
Music from the Motion Picture
Songs: Into The West (Annie Lennox) - May It Be (Enya) - Adiemus (Enya)
Loreen Songs: Euphoria (Eurovision Sweden)
Trey Lorentz Songs: I'll Be There (in duet with Mariah Carey)
Lost Frequencies Songs: Reality (feat. Janieck Devy) - Crazy (& Zonderling) - Melody (feat. James Blunt) - Are You With Me - Like I Love You (feat. The NGHBRS)
Helmut Lotti Songs: Amazing Grace - Eso Beso (& Golden Symphonic Orchestra)
Loud Luxury Songs: Body (feat. Brando)
LP
Laura Pergolizzi
Songs: Muddy Waters - Lost On You - Recovery - Strange - N'oublie pas (feat. Mylène Farmer)
LunchMoney Lewis Songs: I Love Me (feat. Meghan Trainor) - Green Light (feat. Flo Rida & Pitbull) - Bills - Whip It! (feat. Chloe Angelides) - Give Love (feat. Andy Grammer)
Luniz Songs: I Got 5 on It (& Michael Marshall)
Lustra Songs: Scotty Doesn't Know (EuroTrip)
Kevin Lyttle Songs: Turn Me On (feat. Spragga Benz)