Jughead's trying to help Archie find the perfect birthday gift for Veronica, and the two decide to go to Riverdale's resident boy genius, Dilton, for help. Dilton's whipped up a new app that can help them find the perfect gift for the girl who has everything by connecting to every auction house, online retailer and home shopping network in the entire world-it's so powerful, though, that it also connects to Mars! Luckily for them, their main contact on the red planet is their old pal Cosmo, the Merry Martian! Can Cosmo help find the perfect gift for Veronica, or will he just cause intergalactic havoc? Find out in "From Mars With Love!"