Hickerson and his brother were with Panettiere when she died in Greenville, S.C., on Aug. 16.

Brian Hickerson reportedly 'understands' why he wasn't invited to Hayden Panettiere's memorial as he continues grieving her ...

The late 'Heroes' star's loved ones gathered to celebrate her life, but her on-and-off boyfriend was left off the guest list.

Hayden Panettiere's boyfriend, Brian Hickerson, reportedly told police she struggled with drug, alcohol and nitrous oxide abuse.

Brian Hickerson spoke briefly about Hayden Panettiere's death one month after her passing.

Brian Hickerson, Hayden Panettiere's on-again, off-again boyfriend, "understands" why he was left off the guest list for her ...

Hayden Panettiere's boyfriend, Brian Hickerson, was briefly detained after an alleged altercation in South Carolina. His brother was also arrested.

The late Hayden Panettiere’s on-off boyfriend, Brian Hickerson, offered brief public comments one month after the former ...

Hayden Panettiere‘s ex-boyfriend Brian Hickerson was reportedly taken into custody for a brief amount of time after he was ...

Video shows a handcuffed and bloody Brian Hickerson at Wild Wing Café in Greenville, South Carolina, just weeks after Hayden ...

Zach Hickerson, the brother of Hayden Panettiere's on-off boyfriend, Brian Hickerson, broke his silence after his arrest for ...

Hayden Panettiere’s family continued to await answers as the investigation into her final hours remained ongoing ...