Flo played with Wise at Chelsea before a £12m move to Glasgow Rangers in 2000.
Flo, who scored 23 goals in 76 appearances for Norway before retiring in 2004, spent over three seasons at Stamford Bridge between 1997 and 2000 and went on to have a successful spell with Rangers.
He has since played for Sunderland and Italian club AC Siena before returning to his homeland to join Vålerenga IF, where he scored four league goals in eleven starts in 2006.