While refraining from the term "supergroup", Gifts of Guilt members have spent years playing in mainstay Kingston bands like Forty Seven Teeth, The Gertrudes, Heavy Living, and Owl Farm. Their sound is a heart on sleeve love letter to late 80s and early 90s alt / indie / post rock.
For physical events that happen at a specific time. For example a concert, or dance performance. If there are multiple shows, you can still duplicate your event to cover them all.