The clip was uploaded to Instagram by the singer's boyfriend Jonathan Zeizel
Singer says he's unimpressed with the attitude of some of his contemporaries
Singer said SeaWorld Australia is 'very different' to its US counterpart
Artist passed milestone in UK in the last 24 hours
Smith says it's "truly a dream come true"
The singer will tour North America in January/February 2015
Singer will now play three times at O2 Academy Brixton
The original version features on Smith's Number One album 'In The Lonely Hour'
Gigs in Manchester, Wolverhampton and London confirmed
Smith performed the song in the Live Lounge for BBC Radio 1