who plays kenneth on 30 rock?
Jack McBrayer
contradiction
 Meanwhile , at the 30 Rock studios , Frank Rossitano ( Judah Friedlander ) and James " Toofer " Spurlock ( Keith Powell ) decide to play a prank on J. D. Lutz ( John Lutz ) , which results in Lutz getting hurt , after a flat @-@ screen monitor falls on top of him . Jenna Maroney ( Jane Krakowski ) becomes romantically interested in one of the paramedics ( Josh Casaubon ) , but unsure of how to contact him , tries to bring him to the studio by giving the show 's page , Kenneth Parcell ( Jack McBrayer ) , strawberries , which triggers his allergies . Kenneth willingly consumes some , after Jenna tells him that the paramedic might be " the one " , only for Jenna to decide against having a relationship with the paramedic because he has a son . 

entailment
 Finally , Kenneth ( Jack McBrayer ) falls for a new staffer , a blind woman named Jennifer ( Maria Thayer ) . Kenneth cannot bring himself to ask Jennifer out , so Tracy ( Tracy Morgan ) decides to help him . On their date , at the 30 Rock studios , Kenneth and Jennifer are joined by Tracy — who does all the talking . Jennifer believes Kenneth is black , but Kenneth reveals he is white and expresses his feeling for her , and admits to her that Tracy was doing all the talking . Jennifer tells him she does not mind of what has happened . However , after feeling Kenneth 's face and comparing it to her own , she leaves , horrified at his appearance . 

contradiction
 In November 2009 , it was announced that actor James Franco would guest star on 30 Rock as himself , and would carry on a fake romance with Jenna Maroney ( Krakowski ) , in a scheme concocted by their respective agents . Two months earlier , series creator , executive producer and lead actress Tina Fey revealed Jenna 's plot to Entertainment Weekly , but did not divulged Franco 's name . In an April 2010 interview with Zap2it , Carlock revealed that " one of the things " the staff looked forward to in the fourth season was Jenna 's storyline here , and said her " emotional realization " that she wants more than a fake relationship with Franco was " a cool turn for that character after three years of thinking that all she wants is to have her picture in the paper and have her hair look good . " 

contradiction
 It was announced , by Fey and executive producer Lorne Michaels , at the annual Television Critics Association tour in July 2007 that Jerry Seinfeld would be appearing in the season premiere of 30 Rock . Seinfeld had only appeared in two television acting roles since his own sitcom ended in 1998 . Those roles were in Mad About You and Newsradio . 

contradiction
 30 Rock returned with a third season as part of NBC 's 2008 fall schedule , airing immediately after The Office . The show experienced a large ratings and popularity spike this season after Tina Fey 's highly praised performance as Sarah Palin on SNL . This is also the season where the show made Primetime Emmy Award history , being nominated for 22 awards . The season consisted of 22 episodes . Oprah Winfrey guest @-@ starred in the second episode , playing herself ( actually a drug @-@ induced hallucination of Liz 's ) , as well as Jennifer Aniston playing Liz 's ex @-@ roommate . Salma Hayek also appeared for a multiple @-@ episode arc , portraying Jack 's new girlfriend , Elisa . Other guest stars this season included John Lithgow , Kerry Butler , Megan Mullally , Peter Dinklage , and Steve Martin . Jon Hamm played Liz 's love interest and neighbor for several episodes . Alan Alda appeared in the season 's final two episodes as Milton Greene , Jack 's biological father . The season finale featured multiple musical guests , including Talib Kweli , Michael McDonald , Norah Jones , Steve Earle , Moby , Clay Aiken , the Beastie Boys , Adam Levine , Mary J. Blige , Elvis Costello , Sheryl Crow , Rhett Miller , Cyndi Lauper , Sara Bareilles , Wyclef Jean , and Rachael Yamagata , performing " Kidney Now ! " , an organ @-@ donation drive spoof of We Are The World and " Just Stand Up ! " . 
