Join me and give up ____ in 2018

A long time ago - in this galaxy -  gave up Coke [the drink] and chocolate for a year. Before that i used to drink about 500ml Coke every 2 or 3 days, and me and chocolate! The Coke was quite easy and after that year i found that i had developed an anti-taste for Coke and even today rarely drink it, except perhaps after a sporting event or at a party if there is [...]