It's time for a very special guest CALLER.
The Big Bang Theory Season 8, Episode 20
We have another CALLER.
Hi, you're on Fun with Flags.
The Big Bang Theory Season 9, Episode 15
Need the location of an incoming CALLER.
Breaking Bad Season 5, Episode 14
Hello, CALLER. You are on with Penny and Wil
from Serial Ape-ist 2.
The Big Bang Theory Season 8, Episode 20
...there is a gentleman CALLER
bringing flowers to your fiancée as we speak.
The Big Bang Theory Season 8, Episode 7