<Li> Patrick Dempsey as Dr. Derek Shepherd </Li> <Li> Jessica Capshaw as Dr. Arizona Robbins </Li> <P> While few critics weighed in their point of view on the fourth season, several had opinions on the fifth season . Alan Sepinwall from the Newark Star - Ledger said "Overall, it really feels more like the good old days than Grey's has in a long time" referring to season five . Also regarding season five, Misha Davenport from Chicago Sun - Times said "Tonight's premiere hits on all the things the show does so well . There is romance, heartbreak, humor and a few moments that will move fans to tears ." Robert Bianco from USA Today said "Happily, it now seems to have landed on solid ground, with its best ensemble and most engaging stories in years" regarding the show's seventh season . Chandra Wilson won the 2009 "NAACP Outstanding Actress in a Drama Series" for her portrayal of Dr. Miranda Bailey during the season . </P> <P> The return of Izzie's deceased fiancé Denny and the resumption of their romance during the season also proved unpopular with fans, and was deemed "the world's worst storyline" by Mary McNamara of the Los Angeles Times . McNamara was also critical of the episode "Now or Never", which saw Izzie flatline following neurosurgery, opining that Izzie ought to die . The episode in which Izzie married long - term love Alex received 15.3 million viewers, the largest television audience of the night . </P>

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