Leonard and Sheldon go to great lengths to secure the helium they need during a nation-wide shortage. Meanwhile, the rest of the gang try to find Amy a new boyfriend on a dating app.

Movie rating: 7.2 / 10 (3316)

Directed by: Chuck Lorre - Mark Cendrowski - Bill Prady - Steven Molaro

Writer credits: Chuck Lorre - Chuck Lorre - Bill Prady

Cast: Johnny Galecki - Jim Parsons - Kaley Cuoco - Simon Helberg - Kunal Nayyar

AKA: The.Big.Bang.Theory.S09.The Big Bang Theory Gives Back, The.Big.Bang.Theory.S08.2014 Big Bang Theory Comic-Con Panel, Agymenők, Теорiя великого вибуху, The.Big.Bang.Theory.S08.Constellation Prize Chuck, Jim & Kaley Make the Hollywood Walk of Fame, TBBT, The Big Bang Theory, The.Big.Bang.Theory.S08.If I Had to Go to Mars

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