Voyage of the Damned (Doctor Who) Who" by the Australian singer and actress Kylie Minogue, who plays the waitress Astrid Peth. Executive producer and writer Russell T Davies described her casting as a "very exceptional case", having written the part of Astrid specifically for Minogue. On its original airdate, "Voyage of the Damned" was watched by 13.31 million viewers, the highest viewing figure for "Doctor Who" since the 1979 serial "City of Death" and still the highest viewership of any episode since the show's revival. It was the second most-watched programme of 2007, beaten only by the episode of "EastEnders" which aired immediately after it. Critical
Christmas Special (30 Rock) Jack and his mom, especially right before Christmas." This was Elaine Stritch's third appearance as Collen Donaghy, Jack's mother, on "30 Rock". She guest starred in the episodes "Hiatus" and "Ludachristmas". At the end of "Christmas Special", Jack and Colleen sing a duet of "The Christmas Song". In regards to the duet, Stritch told "TV Guide": "It's [Jack's] fantasy. It was an interesting acting challenge. I didn't sing it like I sing it; I sang it like I imagined Colleen Donaghy would try to sing it." In its original American broadcast, "Christmas Special" was watched by 8.9 million households, according