I run through the field all day with my tongue hanging out. At night I sleep not alone. What am I?

A. a shoe ! :)

so yesterday was the best field day ever. all of the homerooms compete in various field games. our homeroom got 2nd place !! ive never been in a winning homeroom before. haha
and my banner won again :) each homeroom is supposed to have team name and then a pennant. ive drawn the banner for my homeroom every year, and ive one 1st place every year :D im so happy xD AND this is the first year ever where i participated in an activity (three-legged race) that actually got us in the finals :D and our jersey's were so awesome... everyone was jealous xD

YAY LUJAN'S LAKERS :)