About this showing of The Big Bang Theory
Everything changes as Amy and Sheldon await big news. Howard and Bernadette leave their kids, while Leonard and Penny keep a secret.
Coming up on TV
The Big Bang Theory
The Change Constant
On TLC on Tue 8 Sep 2026 at 19:30, ending at 20:00.
When is it on?
The Big Bang Theory starts at 19:30 on TLC on Tue 8 Sep 2026.
Airing details
ChannelTLC
StartsTue 8 Sep 2026, 19:30
EndsTue 8 Sep 2026, 20:00
Episode / edition: The Change Constant
Next showing of The Big Bang Theory
The next currently listed showing is Tue 8 Sep 2026, 19:00 on TLC.
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