Sys Admin Sweatshirts | Traceroute localhost sweatshirt
traceroute to localhost (127.0.0.1), 30 hops max, 60 byte packets
1 localhost.localdomain (127.0.0.1) 0.027 ms 0.007 ms 0.006 ms
^ Look, that's you. Or at least, it is your localhost. And a traceroute (or 'tracert') to it.
It is important to help people identify you as localhost or just to remind yourself of the almight 127.0.0.1. Get this sweatshirt and it will duly inform people of your status as part of the almighty loopback interface.