what is when it rains, it pours (30 rock)?
It is an episode of the  fifth season of the American television comedy series "30 Rock".
When It Rains, It Pours (30 Rock)
"When It Rains, It Pours" is the of the fifth season of the American television comedy series "30 Rock", and the 82nd overall episode of the series. 
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When It Rains, It Pours (30 Rock) [SEP] Introduction
"When It Rains, It Pours" is the of the fifth season of the American television comedy series "30 Rock", and the 82nd overall episode of the series. It was written by co-show runner and executive producer Robert Carlock and directed by series producer Don Scardino. "When It Rains, It Pours" originally aired on the National Broadcasting Company (NBC) network in the United States on September 30, 2010. Guest stars in this episode include Joanna Adler, Ben Bailey, Elizabeth Banks, Craig Castaldo, Paul Giamatti, Andrea Mitchell, Chris Parnell, Sherri Shepherd, and Brian Williams. In the episode, Liz Lemon (Tina Fey) uses her newfound confidence of men noticing her to solve Pete Hornberger's (Scott Adsit) problem with a difficult television editor named Ritchie (Paul Giamatti).