I have 1246 songs that fit the bill. I made a huge list of contenders and somehow managed to winnow it down to a top 6. I just can't pick one more to cut.
I Can Dream About You - Dan Hartman
I Could Never Take the Place of Your Man - Prince
I Don't Want Nobody to Give Me Nothing - James Brown
I Got a Thing, You Got a Thing, Everybody Got a Thing - Funkadelic
I Left My Wallet in El Segundo - A Tribe Called Quest
I Want You - Elvis Costello
And because I don't want all that work to go to waste, here's what didn't make it:
I Ain't No Joke - Eric B. & Rakim
I Am a Scientist - Guided by Voices
I Am Stretched on Your Grave - Sinead O'Connor
I Am That I Am - Peter Tosh
I Am the Walrus - The Beatles
I Am Waiting - The Rolling Stones
I Apologize - Husker Du
I Believe - Tears for Fears
I Call My Baby Pussycat - Funkadelic
I Can See For Miles - The Who
I Can't Believe It's True - The Halo Benders
I Can't Explain - The Who
(I Can't Get No) Satisfaction - Devo
I Can't Go For That (No Can Do) - Hall & Oates
I Can't Quit You Baby - Led Zeppelin
I Can't Stand Myself (When You Touch Me) - James Brown
I Can't Tell You Why - Eagles
I Can't Turn You Loose - Otis Redding
I Can't Wait - Nu Shooz
I Confess - The English Beat
I Don't Believe in the Sun - The Magnetic Fields
I Don't Care Anymore - Phil Collins
I Don't Know What to Do With My Life - Buzzcocks
I Don't Like Mondays - The Boomtown Rats
I Don't Mind - Buzzcocks
I Don't Need God - Greater Than One
I Don't Remember - Peter Gabriel
I Don't Stand a Ghost of a Chance With You - Chet Baker
I Don't Wanna Dance - Eddy Grant
I Don't Wanna Talk About Love - Nanci Griffith
(I Don't Want To Go To) Chelsea - Elvis Costello
I Fall in Love Too Easily - Chet Baker
I Feel For You - Chaka Khan
I Feel Love - Donna Summer
I Feel the Rain Fall - Red House Painters
I Found a Reason - The Velvet Underground
I Get Along Without You Very Well - Chet Baker
I Get Wild/Wild Gravity - Talking Heads
I Go To Sleep - The Pretenders
I Got Ants in My Pants (And I Want to Dance) - James Brown
I Have the Touch - Peter Gabriel
I Heard It Through the Grapevine - Marvin Gaye
I Hope You're Happy Now - Elvis Costello
I Just Wasn't Made for These Times - The Beach Boys
I Keep Forgettin' - Michael McDonald
I Kinda Think He Does - Carla Thomas
I Know There's An Answer - The Beach Boys
I Know What I Like (In Your Wardrobe) - Genesis
I Know You Got Soul - Eric B. & Rakim
I Live in a Suitcase - Thomas Dolby
I Love a Man in a Uniform - Gang of Four
I Love Her All the Time - Sonic Youth
I Love You Goodbye - Thomas Dolby
I Love You, Suzanne - Lou Reed
I Me Mine - The Beatles
(I Never Wanted) To Be a Star - Cat Stevens
I Ran - A Flock of Seagulls
I Say a Little Prayer - Dionne Warwick
I Scare Myself - Thomas Dolby
I Second That Emotion - Smokey Robinson
I Should Have Known Better - The Beatles
I Thank You - Sam & Dave
I Wanna Be Your Lover - Prince
I Wanna Be Sedated - The Ramones
I Want a Dog - Pet Shop Boys
I Want Her She Wants Me - The Zombies
I Want to Take You Higher - Sly & the Family Stone
I Want You Back - The Jackson 5
I Want Your (Hands On Me) - Sinead O'Connor
I Want Your Sex - George Michael
I Will Follow - U2
I Wish U Heaven - Prince
I Wonder If I Take You Home - Lisa Lisa
I Would Die 4 U - Prince
It killed me to leave off that last one, but I already had a Prince song on there.