12:21 Heather Sweet "Saw" goes with a specific time like "I saw you yesterday" or "I saw it last week"
12:22 Heather Sweet "Seen" can be any time (not specific)
12:22 Heather Sweet "I've seen it before" or "yes, I've seen that movie"
12:24 Heather Sweet But seen needs "have" or "has" or something in front of it