The sticker of the black circle with the bananas in the middle on Veronica's (Kristen Bell) locker is the album cover of The Dandy Warhols. The album features the theme song "We Used to Be Friends".
Here's what you do... you get tough. You get even.
Veronica: Works for me.
In episode 2.3, Veronica Mars: Cheatty Cheatty Bang Bang (2005), we see in the phone book that Wallace & his family live at 2414 Rialto Way, however in episode 1.16, Veronica Mars: Betty and Veronica (2005), Veronica (Kristen Bell) says Wallace (Percy Daggs III) lives on the corner of Pleasant Valley and Marigold.
The first season finale did not include the usual opening credit sequence. The credits simply appeared over an early scene.