Findings:

• Mr. Hotel (user)
• grub (user)
• witchety grub
• Grub
• David Grubbs
• grubs (user)
• Installing GRUB to a hard drive
• Installing GRUB to a floppy
• Grub Street
• How to make your Linux box dual boot using Grub
• grub worm
• Pugh, Pugh, Barney McGrew, Cuthbert, Dibble, Grubb

If you Log in you could create a "grub grub grub" node. If you don't already have an account, you can register here.