377101 still has it's poppies. The only other specials in the fleet at large are 377111, 700111 and 717011 (All NHS Thank You's) and 700155, the Trainbow.
387201 and 387202 don't have all their Gatwick Express markings from their time on loan to Great Northern .
Only other variation is 377442, still missing its First Class yellow stripes at one end from its time when it was a three car for a few years.