DERRY TOWNSHIP (KDKA) — Two women have been accused of having sex with a 15-year-old boy at a pizza party in Derry Township. Tonia M. Simms, 37, and Melissa E. Weaver, 26, are charged with statutory sexual assault, involuntary deviate sexual intercourse, corruption of minors and indecent assault. The15-year-old boy involved told police he met Simms and Weaver through an acquaintance on July 8 and was invited over for pizza at Simms’ apartment in the Holiday Acres complex. Join The Conversation On The KDKA Facebook Page Stay Up To Date, Follow KDKA On Twitter After eating pizza and drinking alcoholic beverages, Simms invited the teen and Weaver upstairs to her bedroom. Weaver allegedly said to the teen: “What, you’ve never had a threesome before?'” The women then allegedly had sex with the 15-year-old and had sex with each other. The teen showed officers a text conversation in which he and Simms discussed his age. Simms was out on unsecured bond. Wednesday, a judge ordered police to take her into custody and jail her on $20,000 bond. Weaver remains out on unsecured bond.