Yay ships are the OTPs of the gay ship world.
Aka- Gay ships are Yay ships
"Destiel (Dean and Castiel from Supernatural) is one of my favorite Yay ships!!!"
"Sabriel (Sam and Gabriel also from Supernatural) is another favorite Yay ship!"
"So is Johnlock (John and Sherlock from Sherlock)!!!"
"Don't forget TenRose (the Tenth doctor and Rose from Doctor Who)!!!"