Former “Jackass” star Bam Margera found himself back behind bars in Chester County after allegedly violating his probation.

Former "Jackass" star Bam Margera is back in prison after he allegedly violated his probation, court documents on Thursday revealed.

The former Jackass star, 44, was stopped by police in Pennsylvania on September 16 and charged with driving under the influence of alcohol or a controlled substance and summary reckless driving - and he is set to spend the weekend at the Chester County Prison ahead of a court hearing on Monday to determine whether he has violated his probation.

A JACKASS star is back in prison after a driving under he influence arrest earlier this month that authorities claim violated his probation. Bam Margera, 44, will remain in custody until a Monday

The incident that landed Brandon “Bam” Margera in hot water began outside a family restaurant and ice cream shop, Gordon’s Cruise-In in rural Fulton County, Pa.

Former 'Jackass' star Bam Margera is back behind bars after he was arrested on suspicion of driving under the influence (DUI) and is set to spend the weekend in jail ahead of a court hearing to determined whether he has violated his probation.

CHESTER COUNTY, Pennsylvania (WPVI) -- Reality TV star "Bam" Margera is back behind bars on claims he violated the conditions of his probation. The Chester County native pleaded guilty back in June to charges that he assaulted his brother and made threats against other family members at their home in Pocopson Township, Pennsylvania.

Reality TV star Bam Margera is back behind bars on claims he violated the conditions of his probation. Yahoo Sports

Bam Margera is no longer sober, it seems. The troubled MTV alum was arrested on Monday, September 16, and charged with driving under the influence of alcohol or a controlled substance and summary reckless driving after he was pulled over by police in Pennsylvania for appearing to operate his vehicle while intoxicated.