Roger did an electronic rehearsal in his studio tonight. Watch it here. He will be doing a half hour of improvised piano playing.live at 3pm (UK time) tomorrow, March 13th.
Update: Here's Sunday's piano improv. It starts at 14:22. And thanks for the little surprise, Roger. Such happy memories from that.
Update 2: Another live session and a taped interview segment Sunday night (3/13) at 7:30pm UK time. Okay, the live show is over now, but you can watch it here. (Thanks Aaron)