: The couple's marriage collapses, leading to a divorce. However, they discover April is pregnant shortly before signing the papers.
: Their developing romance culminates in a wedding in the season finale, though Amelia initially has doubts and runs away before the ceremony. Greys Anatomy - Season 12
'Grey's Anatomy' Season 12 Trailer: "Everything Has Changed" : The couple's marriage collapses, leading to a divorce
Season 12 of Grey's Anatomy , which premiered on September 24, 2015, is often described as the "season of rebirth". Following the death of Derek Shepherd in Season 11, the show shifted to a noticeably lighter, more "rom-com" tone, reminiscent of its earliest seasons. : The couple's marriage collapses
: Jason George (Ben Warren) was promoted to a series regular. Giacomo Gianniotti (Andrew DeLuca) also became a regular mid-season.