The biggest social media stars outside the UK

PEWDIEPIE (27) @Pewdiepie 54m 9.79m 12.1m The Swede became a multi-millionaire by playing and commenting on video games – now risks seeing his empire crumble following a video that led to allegations of racism.

GERMAN GARMENDIA (26) @Holasoygerman 31m 9.17m 6.7m Chilean comic who posts funny vids about getting up out of bed or chomping on cereals while jabbering away in Spanish at a thousand-words-per-minute.

CAMERON DALLAS (22) @camerondallas 5.1m 10.2m 18.7m Became famous through pranking his family on Vine and now has Netflix reality show (Chasing Cameron). Is regularly mobbed by teen girls.

JENNA MARBLES (30) @Jennamarbles 16.9m 4.19m 4.4m Her “Drunk Makeup Tutorial” made her a viral star. Other videos include “How To Trick People Into Thinking You’re Good-looking”.

SMOSH (both 29) @Smosh 22.6m 3.33m 2.8m US comic twosome whose slapstick sketches and pranks on the likes of J-law earned them a reported $5.7m (£4.6m) last year, plus resulted in Smosh: The Movie.