The rapper, 37, (pictured) was unveiled as the meal replacement company
The rapper, 37, (pictured) was unveiled as the meal replacement company's latest ambassador earlier this month, as part of his well-documented journey to improve his health and shed the pounds.
Big Narstie reveals health scare sparked major weight loss
Watch: Big Narstie jokes around with Kelly Brook in ad for
Big Narstie reveals health scare sparked major weight loss
Big Narstie reveals health scare sparked major weight loss
Kelly Brook joins Big Narstie as rapper showcases his incredible
When The Bassline Drops - Craig David & Big Narstie (Karaoke Version)
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Oomph For Your Boomph': Mother London shakes it up for SlimFast
Brits mock Big Narstie for doing ads for SLIM FAST shakes
Big Narstie reveals health scare sparked major weight loss
Brits mock Big Narstie for doing ads for SLIM FAST shakes