I miss him, how to keep him in mind?

today is senior skip day and my b/f is not here I am so used to seeing him during the week :{

it sux I want him here with me :{ what should I do to keep him of my mind until I get home ?

Think of all the great times you had together. Think of your first kiss and all that. Thats what I do with my friend except I think of her and the good times we had