Lyric discussion by Zero_The_Hero 

Cover art for Vanilla lyrics by Smashing Pumpkins, The

Here's my take on the song: A guy likes a girl. She doesn't realise it, but pretty much everyone else does. The line "I am vanilla" confused be a bit, but I think maybe he's saying that he's plain or ordinary. He can't have her because she's special and he's just too plain (i.e. vanilla).