Who are your favourite Duo's/Couples currently on TV?
http://www.ranker.com/list/best-couples-and-duo_s-currently-on-tv/spoilertv,
Holden and Linder - the Killing
Sam and Dean - Supernatural
Dean and Castiel - Supernatural
Dean and the Impala - Supernatural
Castle and Beckett - Castle
Sherlock and Watson - Sherlock
Jane and Lisbon - the Mentalist
Belle and Rumplestiltskin - Once Upon a Time
Emma and Regina - Once Upon a Time
Robin and Barney - HIMYM