They're also one of, if not the SNSD pairing with the most skinship. They're always hugging, holding hands, teasing each other and seeking each other out.
And on shows and interviews, they constantly praise each other which shows their genuine admiration for each other.
The official name for YulTi shippers on soshified is 'Soulkeepers'
Sone 2: Yeah, there were a lot of YulTi moments.
Sone 1: They're so cute. Those two really can't keep their hands off each other.