Some possible birthday playlist entries, listed in random order:
"Forever" - Circulatory System
"I Was Born (A Unicorn)" - The Unicorns
"You Are a Runner and I am My Father's Son" - Wolf Parade
"I Don't Want To Grow Up" - Scarlett Johansson
"Moving to L.A." - Art Brut
"Shrivel-Up" - Devo
"Older" - They Might Be Giants
"College" - Animal Collective
"Bury Me With It" - Modest Mouse
"The Glow Pt. 2" - The Microphones
"Talkin' 'Bout The Smiling Deathporn Immortality Blues (Everyone Wants To Live Forever)" - The Flaming Lips
"Turn Into Something" - Animal Collective
"Happy Birthday, Mr. Burns" - The Ramones
"Sick Priest Learns To Last Forever" - Destroyer
"(Since you joined) The Corp." - Hello (The Band)
"Old Man" - Neil Young
"Following Through" - The Dismemberment Plan
"(I Want To Live On An) Abstract Plain" - Frank Black
"All Worn Out" - The Minus 5
"Formerly Hail Centurion" - The Minus 5
"My Horoscope Said It Would Be A Bad Year" - Beulah
"That's How I Escaped My Certain Fate" Mission Of Burma
"It's Not My Birthday" - They Might Be Giants

Candidates that occur to me while pasting the above: "Neighborhood #1 (Tunnels)" - The Arcade Fire, "The Times They Are A Changing" - Bob Dylan, "Time That Bald Sexton" - Danielson, "Sons & Daughters" - The Decemberists, "Kids Don't Know Shit" - Islands