The Ohio teenager who was convicted of murdering her boyfriend after plowing her car into a building at 100 miles per hour while high on marijuana posted a TikTok video before her arrest bragging about her drug tolerance, according to a report.

Mackenzie Shirilla, 19, was found guilty of four counts of murder this week in the July 2022 crash that killed her boyfriend, Dominic Russo, 20, and his friend Davion Flanagan, 19.