The bat signal's shone out over Los Angeles to honour late star of the original TV series, Adam West.
Thousands of fans gathered to watch LA become Gotham as City Hall celebrates the beloved Caped Crusader
The mayor led fans in a singalong of the Batman theme in memory of Adam.
Adam died a week ago aged eighty-eight, after a short battle with leukaemia.
— Michelle (@NoMoreClintons) June 16, 2017