Are you looking to watch The Big Bang Theory online? Good! You've come to the right place. We make it easy to watch The Big Bang Theory online on a weekly basis.

Back from Disney Land
Watch The Big Bang Theory Season 3 Episode 20
"The Spaghetti Catalyst"
Original Air Date:

After Penny and Leonard break up, Sheldon goes behind Leonard's back to hang out with Penny.

Nerd Bowl Off
Watch The Big Bang Theory Season 3 Episode 19
"The Wheaton Recurrence"
Original Air Date:

Sheldon goes up against his nemesis, Wil Wheaton at the bowling alley while Leonard and Penny have their own fight.

Sheldon Cooper, No Pants
Watch The Big Bang Theory Season 3 Episode 18
"The Pants Alternative"
Original Air Date:

When Sheldon is forced to give an acceptance speech for an award he received, he must overcome his stage freight.

Sheldon as Gollum
Watch The Big Bang Theory Season 3 Episode 17
"The Precious Fragmentation"
Original Air Date:

When the guys buy a Lord of the Rings ring from a garage sale, they all begin to covet their precious.

Stan Lee on The Big Bang Theory
Watch The Big Bang Theory Season 3 Episode 16
"The Excelsior Acquisition"
Original Air Date:

Sheldon misses his chance to meet comic book creator Stan Lee when he's stuck in traffic court over a ticket that Penny got him.

Leonard Gives Penny Swiss Hints
Watch The Big Bang Theory Season 3 Episode 15
"The Large Hadron Collision"
Original Air Date:

When Leonard is giving a plus one to go to Switzerland to see the Large Hadron Collider on Valentine's Day, Sheldon tries to convince Leonard to take him over Penny.

What's the Answer?!?
Watch The Big Bang Theory Season 3 Episode 14
"The Einstein Approximation"
Original Air Date:

Sheldon gets a job at the Cheesecake factory to help his solve a theory; Leonard and Wolowitz steal Raj's idea for a double date.

Sheldon on a Ledge
Watch The Big Bang Theory Season 3 Episode 13
"The Bozeman Reaction"
Original Air Date:

When Leonard and Sheldon's apartment gets robbed, their friends help them devise a security system.

Raj and Abby Get Close
Watch The Big Bang Theory Season 3 Episode 12
"The Psychic Vortex"
Original Air Date:

Sheldon and Raj attend a university mixer where Raj meets Abby (Danica McKellar); Leonard is upset to find out that Penny believes in psychics.

Beverly Hugs Leonard
Watch The Big Bang Theory Season 3 Episode 11
"The Maternal Congruence"
Original Air Date:

Leonard's mother, Beverly (Christine Baranski), is back and Leonard is upset to find out she's getting divorced and told Sheldon, not him.

We know why you want to watch The Big Bang Theory online. We understand why you would seek to stay up to date on everything surrounding Sheldon, Leonard, Penny, Amy and all others. They are totally hilarious! And they are also involved in many sweet and interesting storyline. That's why you want to watch The Big Bang Theory online and that is why we make it oh so easy for TV Fanatics to do so. We update our episodes section on a weekly basis and we make sure you never fall behind. Sit back and watch The Big Bang Theory online now!

TBBT Quotes

Mrs. Cooper: Shelly! I'm so glad you're here!
Sheldon: I saw you having naked sex.

Penny: Here's a question-- as an alien pretending to be human, are you planning to engage in any post-prom mating rituals with Amy?
Sheldon: There are post-prom mating rituals?
Penny: Not always. Unless your date drives a van with an air mattress, then always.
Sheldon: Well, if it's part of the prom experience, then I'm open to it.
Penny: You're kidding.
Sheldon: I may be an alien, but I have urges.If Amy wants to copulate by firing her eggs into space, well, then, I will happily catch them with the reproductive sac on my upper flermin. I'm not the best at reading facial cues, but I can see that you're a little turned on.