The Orange Box (Half-Life², and its expansions, to be exact)

Video games involving fake plastic instruments

These little chic peas that are dried out (They're like crackers, but smaller)

Primus (The band, not the Transformer)

The Offspring

Rise Against

Audiosurf

Dunc's Algomusic (A little program where you enter a title, and the program makes a song. Every title creates a different song, and if you try the same title on a different computer, it'll be the same song. Also, capitalized letters can make a difference. If you find it, get it. (Can't link to it, the download is on a blog))

Making pointless entries (Like this one)