K'naan Utwory: Wavin' Flag (Coca-Cola Celebration Mix) - Bang Bang (feat. Adam Levine) - Is Anybody Out There (feat. Nelly Furtado) - Stop For A Minute (& Keane)
Israel Kamakawiwo'ole
Also known as Bruddah Iz, Bradda IZ
Utwory: Over the Rainbow / What a Wonderful World
Karol G Utwory: X (feat. Jonas Brothers) - Mi mala (& Mau y Ricky) - China (& Anuel AA & Daddy Yankee) - Tusa (feat. Nicki Minaj) - Créeme (& Maluma)
Utwory: Nightcall (Drive OST)
Utwory: 12 groszy
Utwory: Gangsta - Done for Me (feat. Charlie Puth) - Good Thing (feat. Zedd)
Michael Patrick Kelly
See also: The Kelly Family
Utwory: Beautiful Madness - iD (feat. Gentleman) - Roundabouts
From The Muppet Movie movie soundtrack
See also: The Muppets

Utwory: The Rainbow Connection
Master KG
Utwory: Jerusalema (feat. Nomcebo Zikode)
Utwory: Heavy (& Linkin Park)
The Killers
Brandon Flowers, Dave Keuning, Mark Stoermer & Ronnie Vannucci Jr.
Utwory: A Great Big Sled (Toni Halliday) - Human - For Reasons Unknown - My Own Soul's Warning - Tranquilize (feat. Lou Reed)
Lil' Kim
See also: Junior M.A.F.I.A.
Utwory: Lady Marmalade (From Moulin Rouge! (2001 film) movie soundtrack) - Not Tonight - The Jump Off (feat. Mr. Cheeks) - Lighters Up - Get Money (feat. The Notorious B.I.G.)
Kindla Utwory: Koniec
The Kingdom Choir
Karen Gibson
Utwory: Stand by Me
Paul Stanley, Gene Simmons, Tommy Thayer, Eric Singer & Bruno Eng
Utwory: I Was Made For Lovin' You - Sure Know Something - Beth - Rock and Roll All Nite - Detroit Rock City
Paweł Kukiz
Utwory: Jańcio (& Patrycja Gola)
Utwory: This Girl (Remix) - Don't You Know (feat. Jamie N Commons) - I Feel So Bad (feat. Ephemerals) - More Mess (feat. Olly Murs & Coely)
Kwabs Utwory: Walk