now, meet pete and baz, the grandad duo from london who've been making a name for themselves on the rap and drill music scene. the pair say their cockney roots have helped as it's all about rhythmn and rhyming. thomas magill has been talking to them about how they're handling their new—found fame. # still livin' on the old estate...# an unlikely collaboration — one of the uk's biggest drill artists, m24, and these two, pete and bas — a pair of grandads from bermondsey, and now international stars hoping to bring something quite unique to the world of rap. it started off as rap, but we are pushing the boundaries of rap. yeah, it's the rhythm, isn't it? _ beginning to bang into hip—hop. it's all about rhyming. rhyming. and being a cockney, rhyming slang is a big thing. and rhythm, it's about rhythm. the words are important, but the rhythm is what they love.