Saturday prime time

“Shark Tank” – A towel that provides coverage to change out of a swimsuit in public. (Repeat) 8 p.m. on ABC.

“Q’Viva! The Chosen” – A percussion group in Argentina. 8 p.m. on Fox.

“60s Pop, Rock & Soul (My Music)” – Artists and groups from the 1960s perform. 8 p.m. on WFWA, Channel 39.

“House” – A priest is admitted to the ER after he sees a bleeding Jesus hovering at his doorstep. 8 p.m. on The CW.

“Fashion Star” – The contestants must design and create their signature items. (Repeat) 9 p.m. on NBC.

“Cold Case” – A postman’s death leads to the discovery of evidence in a 1975 disappearance. (Repeat) 10 p.m. on Fox.

“Peter, Paul & Mary – 25th Anniversary Concert” – The folk music trio performs “Leaving on a Jet Plane” and “Puff, the Magic Dragon.” 10 p.m. on WFWA, Channel 39.

“Betty White’s Off Their Rockers” – Senior citizens pull pranks on younger people. (Repeat) 10:30 p.m. on NBC.

Saturday late night

“Saturday Night Live” – An ensemble performs sketch comedy. 11:30 p.m. on NBC.

“The Unit” – Bob advises Jonas (Dennis Haysbert) to cancel a dignitary’s planned visit. 11:30 p.m. on CBS.

Sunday prime time

“Harry’s Law” – Harry defends a school principal who wants to expel a student; Harry helps defend a former client. 8 p.m. on NBC.

“The Amazing Race” – The teams search in a castle; things get tense during one team’s walk through a snowy maze. 8 p.m. on CBS.

“Once Upon a Time” – Emma is forced to arrest Mary Margaret for the murder of David’s wife. 8 p.m. on ABC.

“The Simpsons” – Mr. Burns replaces most of the plant’s employees with robots that end up turning on the community. 8 p.m. on Fox.

“Bob’s Burgers” – When a bank robbery goes awry, Bob finds himself in the middle of a hostage situation. 8:30 p.m. on Fox.

“The Celebrity Apprentice” – The teams are asked to create a viral video to promote a mop; the men turn on one another. 9 p.m. on NBC.

“The Good Wife” – Financial concerns lead Alicia to reconsider Louis Canning’s standing job offer. 9 p.m. on CBS.

“Family Guy” – Peter, Joe, Brian and Quagmire wake up in a deserted town with no memories. 9 p.m. on Fox.

“Desperate Housewives” – The funeral of a beloved Wisteria Lane resident; the police call Bree in for questioning. 9:01 p.m. on ABC.

“American Dad” – When Steve’s new dog suffers a terrible accident, Stan refuses to take the dog off life support. 9:30 p.m. on Fox.

“CSI: Miami” – Calleigh (Emily Procter) uncovers a personal connection to a case involving the near-death of a tennis coach. 10 p.m. on CBS.

“It’s Always Sunny in Philadelphia” – Frank, Dennis and Dee suspect Mac is a serial killer. (Repeat) 10 p.m. on Fox.

“GCB” – Carlene (Kristin Chenoweth) meddles in Cricket and Sharon’s relationships to distract from her own marital woes. 10:01 p.m. on ABC.