| Cabaret |
| Songs: Cabaret (Liza Minnelli) · Money Makes The World Go Around · Maybe This Time · Mein Herr (Liza Minnelli) · Don't Tell Mama |
| Ryan Cabrera Songs: True |
| Colbie Caillat |
| Songs: Bubbly · Realize · The Little Things |
| The Calling Songs: Wherever You Will Go |
| Cab Calloway Songs: Minnie The Moocher |
| Captain and Tennille Songs: Do That To Me One More Time · Love Will Keep Us Together |
| Irene Cara |
| Songs: Fame · Flashdance...What A Feeling · Out Here On My Own (Fame ) |
| The Cardigans Songs: Lovefool · My Favourite Game |
| Mariah Carey |
| Songs: All I Want For Christmas Is You · Hero · Without You · I'll Be There (Duet with T. Lorenz) · Whenever You Call |
| Belinda Carlisle Songs: Heaven Is A Place On Earth · Leave A Light On |
| Bob Carlisle Songs: Butterfly Kisses |
| Vanessa Carlton Songs: A Thousand Miles · Ordinary Day |
| Kim Carnes Songs: Bette Davis Eyes |
| Mary Chapin Carpenter Songs: I Feel Lucky · Down At The Twist And Shout |
| The Carpenters |
| Songs: I'll Be Home For Christmas · Top Of The World · Close To You · There's A Kind Of Hush · Rainy Days And Mondays |
| Paul Carrack Songs: Eyes Of Blue |
| Jeff Carson Songs: I Can Only Imagine |
| Deana Carter Songs: Strawberry Wine |
| Mel Carter |
| Songs: Hold Me, Thrill Me, Kiss Me |
| Nick Carter Songs: Do I Have To Cry For You |
| Luz Casal Songs: Piensa en mi |
| Cascada |
| Songs: Everytime We Touch · Truly, Madly, Deeply · What Hurts The Most · What Do You Want From Me? · Miracle |
| Johnny Cash |
| Songs: Ring Of Fire · Folsom Prison Blues · (Ghost) Riders in the Sky · Hurt |
| Eva Cassidy |
| Songs: Over the Rainbow · Fields Of Gold · Songbird |
| Cat Stevens Songs: Morning Has Broken |
| Cats |
Musical composed by Andrew Lloyd Webber and based on Old Possum's Book of Practical Cats (T. S. Eliot). Songs: Macavity: The Mystery Cat · Memory (Elaine Page) |
| Bruce Channel Songs: Hey! Baby |
| Tracy Chapman Songs: Give Me One Reason · Talkin' 'bout a Revolution · Fast Car · Telling Stories |
| Ray Charles |
| Songs: Hit The Road Jack · Georgia On My Mind · You Don't Know Me · Unchain My Heart |
| Chubby Checker |
| Songs: Let's Twist Again |
| Cher |
| Songs: The Shoop Shoop Song (It's In His Kiss) (From Mermaids Soundtrack) · If I Could Turn Back Time · Believe · Walking In Memphis · Bang Bang (My Baby Shot Me Down) |
| Eagle-Eye Cherry Songs: Save Tonight · Falling In Love Again |
| Chic Songs: Good Times · Freak |
| Chicago (musical) |
| Songs: When You're Good To Mama · Razzle Dazzle · Mr. Cellophane · Funny Honey · You're The Inspiration |
| Chico Songs: It's Chico Time |
| The Chiffons Songs: One Fine Day |
| Ciara Songs: Like A Boy |
| Gabriella Cilmi |
| Songs: Sweet About Me |
| Peter Cincotti Songs: Goodbye Philadelphia · December Boys |
| Eric Clapton |
| Songs: Tears In Heaven · Change The World · Wonderful Tonight · Layla · I Shot The Sheriff |
| Petula Clark Songs: Downtown · This Is My Song |
| Kelly Clarkson |
| Songs: Because Of You · Breakaway · A Moment Like This · Since U Been Gone · Gone |
| Jimmy Cliff |
| Songs: I Can See Clearly Now |
| Patsy Cline |
| Songs: Crazy · I Fall To Pieces · Walkin' After Midnight · Stupid Cupid · Just A Closer Walk With Thee |
| Club Nouveau Songs: Lean On Me |
| Eddie Cochran Songs: C'mon Everybody |
| Tom Cochrane Songs: Life Is A Highway |
| Cock Robin Songs: Just Around The Corner · When Your Heart Is Weak |
| Joe Cocker |
| Songs: Unchain My Heart · You Are So Beautiful · You Can Leave Your Hat On · With A Little Help From My Friends · Up Where We Belong (Duet with Jennifer Warnes) |
| Kellie Coffey Songs: Dance With My Father |
| Coldplay |
| Songs: Viva La Vida · Yellow · Fix You · The Scientist · Clocks |
| Nat King Cole |
| Songs: L-O-V-E · Unforgettable · Let There Be Love · More |
| Natalie Cole Songs: Unforgettable (Duet with Nat King Cole) · Route 66 · I'm Beginning To See The Light · The Very Thought Of You |
| Phil Collins |
| Songs: Against All Odds · You'll Be In My Heart · In The Air Tonight · One More Night · You Can't Hurry Love |
| The Commodores Songs: Three Times A Lady |
| Arthur Conley Songs: Sweet Soul Music |
| Harry Connick Jr. Songs: It Had To Be You · On The Street Where You Live · A Wink And A Smile |
| David Cook |
American Idol 2008 Songs: The Time Of My Life |
| Sam Cooke Songs: Wonderful World |
| Chris Cornell |
| Songs: You Know My Name (Casino Royale) |
| The Corrs Songs: Runaway (Tin Tin Out Remix Edit) · Breathless |
| Elvis Costello |
| Songs: She (Notting Hill) |
| Counting Crows Songs: Big Yellow Taxi · Mr. Jones |
| The Cranberries Songs: Linger · Just My Imagination · When You're Gone · Ode To My Family |
| Crash Test Dummies Songs: Mmm, Mmm, Mmm, Mmm |
| Creed Songs: With Arms Wide Open |
| Creedence Clearwater Revival Songs: Proud Mary · Bad Moon Rising · The Midnight Special · Down On The Corner · I Heard It Through The Grapevine |
| Jim Croce Songs: Bad, Bad Leroy Brown |
| Sheryl Crow Songs: The First Cut Is The Deepest · Sweet Child O' Mine (Big Daddy) · If It Makes You Happy · Soak Up The Sun |
| Crowded House Songs: Don't Dream It's Over |
| The Crystals Songs: Da Doo Ron Ron |
| The Cure Songs: Just Like Heaven |
| Cutting Crew Songs: (I Just) Died In Your Arms |
| Toto Cutugno Songs: L'Italiano |
| Billy Ray Cyrus Songs: Achy Breaky Heart · Ready, Set, Don't Go |
| Miley Cyrus |
also known as Hannah Montana or Destiny Hope Cyrus Songs: See You Again · 7 Things · Rock Star · The Best Of Both Worlds · Nobody's Perfect |