The following musicians have played with Yes briefly: Tom Brislin (Keyboards, 2001 tour with symphony orchestra). Eddie Jobson (Keyboards, replaced Kaye in 1983, appeared in the 'Owner of a Lonely Heart' video). Tony O'Reilly (Drums, stood in for two months in 1968 while Bruford was at Leeds University). Ian Wallace (Drums, played one show in 1968, standing in for O'Reilly). Adam Wakeman (Keyboards, Rick's son, almost joined in 1998 when Khoroshev had visa problems). Casey Young was the synthesizer programmer on tour in 1984/5.