S1.E1 ∙ Jack BlackThu, Dec 2, 2010Jack Black proves he's larger than life as he breaks out the guitar for an impromptu jam session.6.2/10 (20)Rate
S1.E2 ∙ Andy SambergThu, Dec 9, 2010Actor/comedian Andy Samberg shares some family secrets with Phineas and Ferb.6.2/10 (15)Rate
Top-ratedS1.E3 ∙ Seth RogenThu, Jan 6, 2011Phineas and Ferb get to know the real Seth Rogen.7.5/10 (13)Rate
Top-ratedS1.E4 ∙ Tony HawkFri, Jan 21, 2011Phineas and Ferb spend time with legendary skateboarder Tony Hawk.7.5/10 (11)Rate
Top-ratedS1.E5 ∙ Taylor SwiftThu, Feb 17, 2011Phineas and Ferb rock out with pop sensation Taylor Swift.7.5/10 (24)Rate
Top-ratedS1.E6 ∙ Regis PhilbinThu, Feb 24, 2011Who knew Regis loves hip hop and "Squirrels in my Pants"?7.6/10 (12)Rate
Top-ratedS1.E7 ∙ Neil Patrick HarrisThu, Mar 17, 2011Phineas and Ferb welcome star of stage and screen, Neil Patrick Harris.8.6/10 (18)Rate
S1.E8 ∙ Randy JacksonThu, Mar 24, 2011Randy tells the boys about what dogs they would be and gives Candace some useful singing tips.7.0/10 (10)Rate
S1.E9 ∙ Emma RobertsThu, Apr 7, 2011Emma Roberts sat down to chat and even dished out some advice to Isabella on guys.6.8/10 (11)Rate
S1.E10 ∙ Cedric the EntertainerThu, Apr 28, 2011Cedric comes by and Phineas questions him on his first comedy act.7.0/10 (10)Rate