FRIDAY: >> DCist is pleased to offer $5 off Forum Theatre & Dance’s performances of UpShot by Ami Dayan (a scene from the play is at left). It’s already received several positive notices, and director Shirley Serotsky has let us know that anyone who shows up at the box office with a print-out of this post can purchase a ticket for $13 (normally $18). This deal is good for the entire run of the play,…