Ways to have a miscarriage?

Uhmmm..I Don't Me & My Kusin Over Here Are Tryna Figure It Out Too! She Thinks She's Pregnat & The Father is 16 & A Bum!! (sorry steph) Buht He Is! All He Does is Smoke..Pop Pills & Drink All Day EVERYDAY! (OH YEA! She Does Too! Perfect Couple Right??) Buht Anywho! We Gotta Get Rid Of This Kid Fast Before She Starts Showing Bkus I Don't Wana End Being This Kids Father!! lol. ONE'LOVE!