Jason Lee Epperson (born August 13, 1978) is an American record producer and DJ from St. Louis, Missouri.

He first became known as the primary producer of hometown native Nelly's 2000 debut album Country Grammar, which received diamond certification by the Recording Industry Association of America (RIAA).

Thereafter, he produced extensively for Nelly and his collaborators, and signed with his record label, Derrty Entertainment as in-house talent.

He has since produced songs for other artists including Murphy Lee, St. Lunatics, Justin Timberlake, E-40, Cedric the Entertainer, Lil Wayne, Ron Isley, Three 6 Mafia, and Hilary Duff.

[2] While working at the roller rink as a DJ and with the St. Lunatics, Epperson began to develop a unique style of production.

The album was certified three times platinum by the Recording Industry Association of New Zealand (RIANZ) and Music Canada (MC), denoting shipments of 45,000 and 300,000 copies.

In 2016, it became the ninth hip hop album to becomr certified diamond by the Recording Industry Association of America (RIAA),[3] denoting shipment of 10 million copies in the US.

The song "Summer in the City" features the St. Lunatics and Nelly on the soundtrack to the 2000 film The Original Kings of Comedy, released on August 22, 2000, through Universal Records.

It mainly consisted of performances by the film's four stars, Steve Harvey, Bernie Mac, Cedric the Entertainer and D.L.

Osmosis Jones: Music from the Motion Picture is the soundtrack to the 2001 film released on August 7, 2001, through Atlantic Records consisting of hip hop and contemporary R&B.

Internationally, Nellyville peaked at number 2 in Australia, Canada, Germany, New Zealand and the United Kingdom.

In its fourth week, Nellyville was replaced atop the chart by Dave Matthews Band's Busted Stuff.

On July 1, 2002, the album was certified double platinum by the British Phonographic Industry (BPI), for shipments of 600,000 copies.

The album dropped off the chart after 31 weeks, and was certified triple platinum by the Australian Recording Industry Association (ARIA) for shipments of 210,000 copies.

The Swedish Recording Industry Association (GLF) awarded the album a gold certification, for shipments of over 30,000 copies.

It featured the single from the Bad Boys II soundtrack, "Shake Your Tailfeather" (with Nelly and P. Diddy).

It featured the track "Time", produced by Jay E and performed by St. Lunatics and Avery Storm.

Production was handled by several producers, including Jay E, Midi Mafia, The Neptunes, Trife, Jazze Pha, Doe and The Alchemist.

Nelly characterized Sweat as "more uptempo" and "energetic" while describing Suit as more of "a grown-up and sexy vibe [...] more melodic".

The song "You" featuring Tank, was produced by Jay E. AllMusic editor David Jeffries said that the album had a few "redundant tracks and some potential unreached", but praised both studio and street tracks being supported by capable producers and guest artists throughout.

He concluding with, "An energetic artist with little refinement, Plies puts his rough edges to good use on 'The Real Testament', an exciting, sometimes promising, debut.

"[7] Steve 'Flash' Juon of RapReviews spoke about the record: "In lesser hands this would have been one of a hundred no-name rap albums that end up in your local store's bargain bin but thanks to good beats and well-chosen singles in 'The Real Testament', Plies makes a favorable impression both on radio and his CD.