Title: Whir
Artist: Smashing Pumpkins
Album: Pisces Iscariot
Tuning: E A D G

After guitar intro:

Riff 1
G|-----------------------|
D|-----------------------|
A|2----2-----2-----2-----|
E|--0-----0-----0-----5--|

Play Riff 1 for many Moons, listen for the changes 

Riff 2
G|------------|
D|------------|
A|------------|
E|4--0--2--5--|

Then play Riff 1, then Riff 2, then Riff 1, then:
Riff 3
G|-------------------|
D|-------------------|
A|------3-----3------|
E|5--3------------0--|

And the your Finished