AMC's "Mad Men" will return for a third season at 10 p.m. Aug. 16, the cable network announced yesterday.

Those hoping to catch up with the world of early 1960s advertising can set their DVRs for 7 a.m. Aug. 10, when AMC will begin a 13-episode Season 2 marathon, or look for it on their providers' On Demand menu. Season 1 was to be made available yesterday, with Season 2 added on July 20.

The show's pilot, "Smoke Gets in Your Eyes," is online at www.amctv.com.

KYW to keep light on

With the digital TV conversion set for tomorrow, KYW (Channel 3) will be the region's official "Nightlight" station, with its analog signal continuing to air for 30 more days with instructions in English and Spanish for those who haven't made the conversion.

Those looking for help may call 877-KYW-3ASK (877-599-3275) from noon to 7 p.m. tomorrow or 888-640-9499 from 10 a.m.-4 p.m. Saturday and 9 a.m.-4 p.m. Sunday.

'Nurse Jackie' rehired

Showtime's "Nurse Jackie," which premiered Monday to good-for-Showtime ratings - reportedly 1.35 million over two viewings - has already been renewed for a second 12-episode season, the premium cable channel announced. *