A lot of NHL teams provide nice team-themed desktop wallpapers via their official websites. You can download and show all your friends that you're a fan! They're great. A lot of these wallpapers also have game calendars on them, so they double as a fine utility.
Teams like the San Jose Sharks haven't updated their page with a new calendar wallpaper since June, which makes sense since that was the last time NHL hockey has been played. Lockout and everything.
The Pittsburgh Penguins, though, keep on truckin'. And somehow, miraculously, FedEx is still on board. We've made a slight alteration: