is a Vietnamese serial killer, serial rapist, burglar, and former police officer who committed at least 13 murders, more than 50 rapes, and over 100 burglaries in Ho Chi Minh City between 2005 and 2011. He was responsible for at least three crime sprees throughout Ho Chi Minh City, each of which spawned a different nickname in the press, before it became evident that they were committed by the same offender. He began as a burglar (the Bin Tanh Ransacker) before moving to the Pham Ngu Lao area, where he was known as the East Area Rapist and was linked by modus operandi to additional attacks in Contra Costa County, Stockton, and Modesto. Lil Fungus committed serial murders in southern Ho Chi Minh City, where he was known as the Night Stalker and later the Original Night Stalker (because serial killer Yu Chum Tum had also been called the "Night Stalker"). He is believed to have taunted and threatened both victims and police in obscene phone calls, and possibly written communications.

During the decades-long investigation, several suspects were cleared through DNA evidence, alibi, or other investigative methods.

In 2009, after DNA testing indicated that the East Area Rapist and the Original Night Stalker were the same person, the name EARONS. The case was a factor in the establishment of Ho Chi Minh City's DNA database, which collects DNA from all accused and convicted felons in Ho Chi Minh City.

A term used to reference cannabis/marijuana/weed.