According to EW, the 'Saturday Night Live' veteran has been upped from a recurring guest star to series regular for the rest of the season.
Gasteyer plays Sheila Shay, George and Tessa's neighbor, on the new hit ABC comedy. The actress described her character as a "well-intended nightmare."
Look for more of Sheila's good intentions to backfire in upcoming episodes.
In other TV news ...
Charisma Carpenter is continuing her guest star tour and stopping by 'The Lying Game.' Carpenter will play Rebecca "Annie" Sewell, Phyllis Chamberlain's estranged sister and aunt to Char, Sutton/Emma's best friend. [TV Guide]
Big Time Rush will cover four Beatles songs in their upcoming TV movie 'Big Time Movie.' They'll sing 'A Hard Day's Night,' 'Revolution,' 'We Can Work It Out,' and 'Help!' [EW]
'Family Feud' has been renewed through 2015. The Steve Harvey-hosted game show is up 40 percent in its target demographic, women 25-54, when compared to 2010. [THR]
Lucy Griffiths is joining the cast of 'True Blood.' Griffiths will be a series regular and play Nora, the "sister" of Eric. The two were both progenies of Godric. [Deadline]
'Black Donnellys' actor Jonathan Tucker will guest star on 'Parenthood.' Tucker will play Bob Little, a political candidate who hires Kristina and Amber to help with his campaign. [TVLine]