Someone's out to ruin Valentine's Day! And it's none other than the love-scorned Insectiva and Sloppy Joe. Now itls up to Ty and Abby to save the day . . . but when they canlt quite catch them, the Grossologists are forced to try a slightly different tact. Insectiva and Sloppy sitting in a tree, k-i-s-s-i-n-g, first comes love . . .