Groucho Marx - Press Conference, London, June 1965
Groucho was in the UK to do a series of shows ("Groucho", 5 shows x 30min, ITV, 17th June 1965 - 15th July 1965) and this is a press conference Groucho gave when he arrived in the UK, so it would have taken place sometime before 17th June 1965.