"Ain't What You Do" is a single released in 2003, by the UKhip hop/R&B group Big Brovaz. The single is the fifth and final single taken from Big Brovaz's 2002 debut album, Nu-Flow.
"Ain't What You Do" became Big Brovaz's fifth UK hit, but their first to miss the top ten, peaking at number fifteen and spending seven weeks inside the top seventy-five of the UK Singles Chart.[1] The single was not released in Australia.