Vikkstar has teased a major collaboration with one of the world's biggest producers and is also eying up collaborating with KSI . The 29-year-old born Vikram Singh Barn first found fame as a member of the Sidemen YouTube group, amassing over 7.5 million views on his own YouTube channel. With his pals, KSI, Simon Minter, Joshua Bradley, Tobit 'Tobi' Brown, Ethan Payne and Harry Lewis , the lads have a combined subscriber count of 146.2 million, and over 43.6 billion views. Now, Vikkstar who grew