You seem to be implying a back CHANNEL
between me and Penny...
The Big Bang Theory Season 2, Episode 1
Okay, I'm zeroing out the electro-osmotic
flow rate in the micro-fluidic CHANNEL.
The Big Bang Theory Season 10, Episode 15
They're on The Discovery Channel.
The Big Bang Theory Season 2, Episode 19
What about the guy on the Channel 4 news?
The Big Bang Theory Season 9, Episode 24
Who the hell is on CHANNEL 8?
Money Heist Season 1, Episode 9