When Han Solo gutted that kangaroo ram thing and stuffed his friend inside of it to keep him alive.
Yeah the Princess chained to jaba was a fun injection of eroticism. She was the first sex symbol for a gerneration of american boys. So that scene was a gracious thing for Lucas to do.
But the redemtive way in which Luke's father dies, that was the real finale, that was the most striking and memorable scene.