I recently puked up a black worm .. about an inch & half long , pretty scared an worried?

uhm okay i didnt eat anything all day . than about 12 i started drinkin vodka an beers . than at 430 i ate 3 bags of beef jerky an some chips . then went to mcdonalds an got a mchicken then couldnt eat it an puked up fruitopia a lil bit of burger and A BLACK WORM about an inch n half long .... i was puking outside so i thought that maybe it crawled ontop of my pile of puke real fast .. but my freind was there an saw it fly outa my mouth an on to the top of the puke , i stood there for awhile an than it started like eating my puke !?!!?! i was already scared but it looked up RIGHT at me an my friend stepped on it !!! so im very scared duno whats going on this was about 3 days ago . i havent told anyone about it though becasue i was drinkin soo duno if thye gona think i was trippin out or what .