The Contractual Obligation Implementation

Leonard, Sheldon and Howard give lectures on science to junior high students. The girls ditch work to go to Disneyland. Raj devises a date for Lucy that fixes their social anxiety problems.

Release : March 07, 2013

Runtime Epiosde : 20 minutes

Rating : 7.50

Credits

Johnny Galecki ( Johnny Galecki )

Leonard Hofstadter

Jim Parsons ( Jim Parsons )

Sheldon Cooper

Kaley Cuoco ( Kaley Cuoco )

Penny

Simon Helberg ( Simon Helberg )

Howard Wolowitz

Kunal Nayyar ( Kunal Nayyar )

Rajesh Koothrappali

Melissa Rauch ( Melissa Rauch )

Bernadette Rostenkowski

Mayim Bialik ( Mayim Bialik )

Amy Farrah Fowler