I Am the City - by ABBA

I Believe In Love - by Galt MacDermot, Gerome Ragni, & James Rado

I Can Do Better Than That - by Jason Robert Brown

I Can Do That - by Marvin Hamlisch & Edward Kleban

I Can't Give You Anything But Love - by Dorothy Fields & Jimmy McHugh

I Could Live Here - by A.R. Rahman & Don Black

I'd Give It All For You - by Jason Robert Brown

I, Don Quixote - by Mitch Leigh & Joe Darion

I Don't Know How To Love Him - by Andrew Lloyd Webber & Tim Rice

I Don't Want To Lose You - by REO Speedwagon

I'd Rather Be Sailing - by William Finn

If a Wish Came True - by Frances Ruffelle & George de Angelis

I Feel You - by Depeche Mode

If I Didn't Believe In You - by Jason Robert Brown

If I Were a Rich Man - by Jerry Bock & Sheldon Harnick

If This Isn't Love - by Burton Lane & E.Y. Harburg

If You Can Find Me, I'm Here - by Stephen Sondheim

I Get a Kick Out of You - by Cole Porter

I Got Life - by Galt MacDermot, Gerome Ragni, & James Rado

I Hope I Get It - by Marvin Hamlisch & Edward Kleban

I Love You Always Forever - by Donna Lewis

I'm Afraid - by Oingo Boingo

I'm a Marionette - by ABBA

I'm Black / Ain't Got No - by Galt MacDermot, Gerome Ragni, & James Rado

I'm Going Home - by Richard O'Brien

I'm Going To Sit Right Down and Write Myself a Letter - by Joe Young & Fred E. Ahlert

I'm Not Afraid of Anything - by Jason Robert Brown

I'm Not Wearing Underwear Today - by Robert Lopez & Jeff Marx

The Impossible Dream - by Mitch Leigh & Joe Darion

I'm So Bad - by Oingo Boingo

I'm Still Here - by Stephen Sondheim

I'm With You - by Adam Pascal

In A Very Unusual Way - by Maury Yeston

In Buddy's Eyes - by Stephen Sondheim

In Every Age - by Maury Yeston

Infinite Joy - by William Finn

Insanity - by Oingo Boingo

Intoxicating Dream - by Guy Chambers

The Invitation To The Jellicle Ball - by Andrew Lloyd Webber & T.S. Eliot

Iowa - by Dar Williams

I Remember - by Stephen Sondheim

I Swear - by Boyz II Men

It Must Be Me - by Leonard Bernstein, Richard Wilbur, & John Latouche

It Must Be So - by Leonard Bernstein, Richard Wilbur, & John Latouche

It's All Been Done - by Barenaked Ladies

It's a Sin to Tell a Lie - by B. Mayhew

It's Raining On Prom Night - by Jim Jacobs & Warren Casey

It Sucks To Be Me - by Robert Lopez & Jeff Marx

I Wanna Be a Dancin' Man - by Johnny Mercer & Harry Warren

I Want It All - by Queen

I Will - by The Beatles

I Wish I Were In Love Again - by Richard Rodgers & Lorenz Hart