ABC has released the synopsis for Grey’s Anatomy season 10, episode 11 “Man on the Moon,” revealing that April’s sisters are coming to Seattle to help with wedding preparations.

The wedding that looked like it may not happen is well under way in Grey’s Anatomy season 10, episode 11 “Man on the Moon.” But things may not go as smoothly as April would hope. Her three sisters come to help but will mainly succeed in getting on her nerves.

According to TV Line, April’s sisters will be played by Emily Happe (as Libby), Elizabeth Bond (as Kimmie), and Grace Bannon (as Alice).

The synopsis for Grey’s Anatomy season 10, episode 11 “Man on the Moon” is:

“April’s sisters arrive to help celebrate April’s upcoming nuptials and quickly get on her nerves. Matthew and Jackson are forced to work together when they witness a terrible accident, Callie and Arizona work hard to reestablish their relationship and Cristina is pressured to live stream an upcoming surgery. Meanwhile, a familiar face returns to the hospital, on ‘Grey’s Anatomy,’ THURSDAY, DECEMBER 5 (9:00-10:00 p.m., ET) on the ABC Television Network.

‘Grey’s Anatomy’ stars Ellen Pompeo as Meredith Grey, Patrick Dempsey as Derek Shepherd, Sandra Oh as Cristina Yang, Justin Chambers as Alex Karev, Chandra Wilson as Miranda Bailey, James Pickens, Jr. as Richard Webber, Sara Ramirez as Callie Torres, Kevin McKidd as Owen Hunt, Jessica Capshaw as Arizona Robbins, Jesse Williams as Jackson Avery, Sarah Drew as April Kepner, Camilla Luddington as Jo Wilson, Gaius Charles as Shane Ross, Jerrika Hinton as Stephanie Edwards and Tessa Ferrer as Leah Murphy.

Guest cast TBA.

‘Man on the Moon’ was written by Elizabeth J.B. Klaviter and directed by Bobby Roth.”

What do you you think will happen in ‘Grey’s Anatomy’ season 10, episode 11 ‘Man on the Moon’?