Matt Willis leaves fans 'sobbing' as he opens up in addiction documentary

Matt Willis left fans “sobbing” as he opened up about his battle with addiction in a new documentary.

The Busted star detailed his struggles with drink and drugs in the BBC programme, which also featured his wife, former Big Brother presenter Emma Willis.

The singer has been candid about his addiction and revealed that there were times when he couldn’t get to midday without drinking and that there was a point where he was using six grammes of cocaine a day.

Read more: Matt Willis says Emma Willis neglected herself because she was focused on him

The documentary - entitled Fighting Addiction - aired on Wednesday (17 May), and viewers admitted they were heartbroken to hear what Willis had been through.

Many said it was very tough to watch.

One person posted a message on Twitter saying: “So thought provoking and insightful and so bloody powerful and moving! Tears in my eyes most of the time!!”

Another viewer said it was “sad, uplifting, upsetting, inspiring”.

One said it was “an emotional and hard watch”.

Somebody else tweeted: “Just need to say @EmmaWillis #mattwillis are amazing to be so open and honest…I’m sobbing here.

"Wishing you both the very best and happiest future together!”

“I admire Matt & Emma Willis's honesty about living with Matt's addiction, it was heartbreaking to hear what they've been through,” one fan said.

Another posted: “I highly recommend watching this brutally honest account of addiction. It’s a programme on a tough subject but it’s full of love & hope.”

Willis, who is now sober, tied the knot with wife Emma in 2008.

Read more: Matt and Emma Willis: How they built their rocksteady relationship

They share daughters Isabelle, 13, and Trixie, seven, and 11-year-old son Ace.

Watch: Busted star Matt Willis admits addiction drove him to do 'six grams' of cocaine every day after band reunion