Basic chords for "32 songs in 8 minutes":
(Some day I may update this to make it look better.)

Billie: F#m Bm
Jizz: D C#m F#m
Wannabe: A Bm G D
Mario Kart: D A Bm G
Rainbow: D Bm Fm C#m D Gmaj7 C#7 D
Girlfriend: D A Bm G
Woman no cry: D G D
Give you up: Bm E C#m F#m
harder better: F#m A Bsus2 / F#m E D/A C# Bsus2 I think
white&nerdy: Em B C B7
tribute: Am G F F
Numa numa: F C G Am
AVGN: Em G F# B7 / G D Em D C / G D C C
Mamma Mia: G5 G+5 / G5 D5 G5 D5 C5 / C G D D
Smoke: C G# G
Aladdin: G Em D/F# Am B7 Em Em/D C G
Let it Be: G D Em C G D C (C/G Am7 perhaps) G
Eye of the tiger: F#m C#m/G# B F#m C#m B (F#m E A) 
Leave Britney Alone: F#m Bb C#m E
Thunderstruck: Bm A D A E
Feel Good inc: Dm C Gm Am
Metropolis: Dm Bb Eb Dm Bb Gm
Pokemon: Ab Ed Ab Bb Cm Bb/D Dd F G
Fire and flames: G# Cm Bb Cm
Chocolate Rain: Cm G#maj7
Listen to your heart: Cm Ab Bb Cm
Hips don't lie: Cm Ab Bb Gm Ab Bb Cm 
Killer Queen: Uh, I barely know what I'm playing. I'll fill it in later.
Time is running out: C D Em G
Say nothing at all: G D C D
Road Trippin': Em C B
Power Rangers: Em C D (F Em)