US TV
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Rex Features
The 32-year-old actress, who is engaged to entertainment lawyer Jamie Afifi, confirmed her pregnancy earlier this year.
Speaking to TV Guide, she said: "It's kind of a time cut into the future, so JD and I are already married and pregnant with our first kid.
"Bill [Lawrence] was very generous to write it in, so I'm not, like, carrying a giant chart or something in front of my belly all the time."
She added: "I'm going to do a bunch [of episodes] until this baby gets too big for me to go to work anymore."
Chalke will return to Scrubs for six episodes in January alongside co-star Zach Braff.
Tube Talk
'Skins' Dakota Blue Richards preview Q&ASkins star Dakota Blue Richards tells us what we can expect in Franky's episode.
2012-13 Season
Blythe Danner for ABC's 'Gilded Lilys'Madeline Zima is also cast in the period drama pilot produced by Shonda Rhimes.
US TV Interviews
'The Bachelor' Blakeley Shea - interviewModel was sent home following a two-on-one date with Ben and Rachel.
US TV Ratings
'Blue Bloods', 'Grimm' rise on FridayCBS beats ABC to win Friday night's ratings battle, thanks to Blue Bloods.
