Sheldon can't keep up with the late nights Howard and Leonard are putting in, Raj spends the day with a pregnant Bernadette and Penny and Amy attend a faculty party.
Elenco:
Jim Parsons
,
Johnny Galecki
,
Kaley Cuoco
,
Simon Helberg
,
Kunal Nayyar
,
Mayim Bialik
,
Melissa Rauch
,
Kevin Sussman
,
Aarti Mann
,
Kevin Sussman
,
Sara Gilbert
.
