Sock: Your best friends with Dr. Cool and Sock didn't like that fact. So he stays as the wall between them.

Doc: You were friends with Dr. Bright, so Doc YETS him away from you and the chance that would harm you.

VJ: You were friends with SCP-1167 or the disembodied robot head. Let's just say that VJ would be scared for life.

Larry: Surprisingly you two were friends with Shy Guy.

Glitch: You were friends with a guard, but Glitch made sure that guard didn't do anything fishy.

Ash: You didn't have any friends.

Tickles: No one wants to be your friend.

Peanut: Your childhood toys.