Three teens found themselves in handcuffs, after they were arrested for an armed robbery at a park in Oshkosh on Monday. The incident took place at South Park about a half hour before midnight. Two men aged 19 and 18 from Appleton were arrested for Armed Robbery, Substantial Battery, and Attempted Armed Robbery, while a 17 year old girl from Menasha was brought in for Party to the Crime of an Armed Robbery, and Party to the crime of Substantial Battery. All there were taken to the Winnebago County Jail while the investigation continues.