Artist Thumbnail
WHOiSEE
WHOiSEE (Brett Hopkin), formerly known as Madhatter!, is an bass music producer originally from Texas and now resides in North Carolina. Brett’s journey started saxophone and guitar before discovering electronic music in 2012, and learning to produce music. Eventually leading him to study Sound Recording Technology at Texas State. As Madhatter!, Brett spent years honing his craft and learning the music industry, but by 2016, he decided to leave college to focus on his music career. Despite facing challenges balancing life and music, Madhatter! began to mature and gain traction. After getting married to his wife Nicole and getting off drugs, Brett needed a fresh start. With over 10 years in the music industry, he started WHOiSEE in January of 2023. With renewed focus and professional experience, WHOiSEE quickly gained attention, landing releases with Subsidia Records, and Circus Records. He’s collaborated with artists like Flowdan, Josh Rubin, and Shaolin G. (of UnityTX). In 2024, WHOiSEE released an official remix for Flux Pavilion, along with Let Go Of Control on DimMak Records, and his 2nd EP Provision on Circus Records. After having his first son in January of 2025, Brett debuted his 1st EP on SubCarbon Records as well as Dirtysnatcha Records. After joining the Corson Agency roster in late 2025, the WHOiSEE project is entering 2026 supporting 2 different tours, collaborations with Hi I’m Ghost, Crizzly and others, and also several label releases already lined up.

Songs

See All
1
thumbnail
Get Down
Hi I'm Ghost
2
thumbnail
Vibe Check
WHOiSEE
3
thumbnail
Over You feat. Josh Rubin (feat. Josh Rubin)
WHOiSEE & Josh Rubin
4
thumbnail
Prime Time
WHOiSEE & Flowdan
5
thumbnail
Bumpin
WHOiSEE

Singles & EPs

See All
thumbnail

Get Down

Single • 2026
thumbnail

Let Go Of Control (feat. Akacia)

Single • 2024
thumbnail

Biblical (feat. Luke Meadows)

Single • 2024
thumbnail

Magic (feat. Akacia)

Single • 2025
thumbnail

Provision

EP • 2024
thumbnail

Not My Fault

Single • 2023
thumbnail

Tunnel Vision

Single • 2025
thumbnail

O' Brother feat. LÚTHIEN

Single • 2024
thumbnail

Hip Swing

Single • 2025
thumbnail

Vibe Check

Single • 2024

Videos

See All
thumbnail

Feel The Bass

WHOiSEE • 3.6K views
thumbnail

The Grind feat. Celyah

WHOiSEE & Celyah • 3.9K views
thumbnail

Not My Fault

WHOiSEE • 9.7K views
thumbnail

Make U Do feat. Tarela

Tarela & WHOiSEE • 2.5K views
thumbnail

WHOiSEE - Over You (ft. Josh Rubin)

Valiant • 25K views
thumbnail

WHOiSEE - Let Go Of Control | COPYRIGHT FREE MUSIC

DIM MAK • 2.4K views
thumbnail

WHOiSEE - Prime Time feat. Flowdan

Circus Records • 3.1K views
thumbnail

O’ Brother feat. LÚTHIEN

WHOiSEE & LÚTHIEN • 3.8K views

Playlists by WHOiSEE

thumbnail

Releases

Playlist • WHOiSEE • 55 views