ABC announces the return dates for its comedy and drama series.

ABC today announced return dates for some of TV's hottest series with new episodes, including "Boston Legal," "Brothers & Sisters," "Desperate Housewives," "Grey's Anatomy," "Lost," "Samantha Who?" and "Ugly Betty."

The return of "Grey's Anatomy" will see "Lost" moving to its new 10:00 p.m. time period on Thursday, April 24, with five weeks of original episodes.

"Pushing Daisies," "Private Practice" and "Dirty Sexy Money" have been picked up for a second season and will return with new episodes in fall 2008.

The return dates are:

"Samantha Who?": Monday, April 7 with six original episodes.

"Boston Legal": Tuesday, April 8 with six original episodes.

"Desperate Housewives": Sunday, April 13 with five original episodes and a special two-hour finale (seven hours total).

"Brothers & Sisters": Sunday, April 20 with four original episodes with four original episodes.

"Ugly Betty": Thursday, April 24 with five original episodes.

"Grey's Anatomy": Thursday, April 24 with five original episodes.