Question: Say Yes is the 12th episode of the horror series shown on which cable network?

Context paragraphs:
Just Say Yes (compilation album): Released on November 4, 1987, Just Say Yes is the first volume of Sire Records' "Just Say Yes" promotional CD sampler series.  It contains "both hard-to-find numbers by the label's established artists and tempting introductions to its promising new artists."

Lori Allen: Lori Burns Allen is an American television personality and upscale bridal boutique owner, (famously known as the venue for top bridal reality shows--"Say Yes to the Dress:Atlanta" and its spin-off "Say Yes to the Dress: Bridesmaids" on TLC Network.)

The Walking Dead (season 7): The seventh season of "The Walking Dead", an American post-apocalyptic horror television series on AMC, premiered on October 23, 2016, and concluded on April 2, 2017, consisting of 16 episodes.  Developed for television by Frank Darabont, the series is based on the eponymous series of comic books by Robert Kirkman, Tony Moore, and Charlie Adlard.  The executive producers are Kirkman, David Alpert, Scott M. Gimple, Greg Nicotero, Tom Luse, and Gale Anne Hurd, with Gimple as showrunner for the fourth consecutive season.  The seventh season received generally positive reviews by critics.  It was nominated for multiple awards and won three, including Best Horror Television Series for the second consecutive year, at the 43rd Saturn Awards.

Say Yes (The Walking Dead): "Say Yes" is the twelfth episode of the seventh season and 95th episode overall of the post-apocalyptic horror television series "The Walking Dead", which aired on AMC on March 5, 2017.  The episode was written by Matthew Negrete and directed by Greg Nicotero.

Say Yes to the Dress: Atlanta: Say Yes to the Dress: Atlanta is an American reality television series on TLC which follows events at Bridals by Lori in the Atlanta suburb of Sandy Springs.  The series shows the progress of individual sales associates, managers, and fitters at the store, along with profiling brides as they search for the perfect wedding dress.  It is a spin-off of "Say Yes to the Dress".

The Devil in the Details: "The Devil in the Details" is the 10th episode and midseason premiere of the paranormal drama television series "Supernatural"' s season 11, and the 228th overall.  The episode was written by Andrew Dabb and directed by Thomas J. Wright.  It was first broadcast on January 20, 2016 on The CW.  In the episode, Lucifer shows Sam his memories in an attempt for him to say yes to be his vessel.  The title is a reference to the phrase "The devil is in the detail", meaning a mystery or loop on a detail.

Say Yes to the Dress: Bridesmaids: Say Yes to the Dress: Bridesmaids is an American reality television series on TLC which follows events at Bridals by Lori in the Atlanta suburb of Sandy Springs, a bridal shop owned by Lori Allen.  The series shows the progress of individual sales associates, managers, and fitters at the store, focusing on bridesmaid dresses and the bridesmaid showroom at Bridals by Lori.  It is a spin-off of "Say Yes to the Dress".  Soon after the end of its first season, TLC renewed the show for a second season.

Say Yes to the Dress: Randy Knows Best: Say Yes to the Dress: Randy Knows Best is an American reality television series on TLC.  It follows events at Kleinfeld Bridal in Manhattan.  The series is hosted by Randy Fenoli, who also appears in the "Say Yes to the Dress" series and spin-offs, including one of his own, "Randy to the Rescue".  In "Say Yes to the Dress: Randy Knows Best", Randy Fenoli helps brides find their perfect wedding dress.  Fenoli, a fashion director at Kleinfield Bridal in Manhattan and a star of TLC's hit wedding shows, gives his expertise to brides on do's and don'ts in a top 10 format.

Into the Schwarzwald: "Into the Schwarzwald" is the 12th episode of season 5 of the supernatural drama television series "Grimm" and the 100th episode overall, which premiered on March 11, 2016, on the cable network NBC.  The episode was written by series creators David Greenwalt and Jim Kouf and was directed by Norberto Barba.  In the episode, Nick and Monroe survive the fall and find that they are in the church they were looking for and start searching the treasure.  Meanwhile, chaos emerges in Portland following Dixon's assassination while Renard is given an offer.

Randy to the Rescue: Randy to the Rescue was an American reality television series that aired on the TLC cable network, starting June 15, 2012.  Each episode of the series shows Randy Fenoli as he helps brides pick out the perfect wedding dress for their special day.  The show was a spin-off of the highly popular "Say Yes to the Dress" franchise.  The series concluded on August 2, 2013 when it was not renewed for a third season.

Supporting paragraphs: Say Yes (The Walking Dead) The Walking Dead (season 7)
Answer: AMC