talk to Blizzardstep when he becomes a warrior and talk to him until he mentions having a crush on hollyflower. go into the tent next to moose in sunclan, click on the space between the show entrance and the wall. Give the flower to her then talk to Blizzardstep. then (im not sure with the flower or not) go to the black cat at the area before the fence border and click on him. Then go back and talk to Blizzardstep.