Family members, co-workers and the Beaumaris Football Club are mourning the Melbourne teen, who died in Thailand one day after her best friend, Bianca Jones.

A second Australian teen who fell critically ill from a mass methanol poisoning in Laos last week has died in a Thailand hospital. The family of Holly Bowles delivered the devastating update on Friday, just a day after her best friend Bianca Jones passed away surrounded by loved ones.

A video that shows Australian teenagers Holly Bowles and Bianca Jones partying in Laos shortly before they died has been uncovered.

Holly Bowles, 19, has died in a Thailand hospital from methanol poisoning linked to Laos, which also claimed the life of her friend, Bianca Jones.

A second Australian teenager, Holly Bowles, has tragically passed away due to suspected methanol poisoning in Laos.

Melbourne teen Holly Bowles has died in Bangkok Hospital from suspected methanol poisoning, one day after her friend Bianca Jones died in the same mass drink-spiking incident.

The parents of Holly Bowles and Bianca Jones remain at their bedsides in separate Thai hospitals as the Melbourne women fight for their lives after drinking tainted alcohol.

A second Melbourne teenager has died following a mass methanol poisoning incident in Laos, bringing the confirmed death toll to six. The owner of a backpacker hostel where two young Australians were staying before they fell violently ill from methanol poisoning has been detained by police for questioning in Laos.