The 30-year-old is currently playing for the Italian club Inter Milan.
'I would stop playing now to play cricket if I could get the same contract,' said the Italian football ace.
The AC Milan striker won the 2005 Golden Flop award.
Vieri is to have surgery on his left knee after suffering an injury in March while Diana has been sidelined with a groin injury.
A 14th minute goal from Christian Vieri gave Inter Milan a 1-0 win over Valencia in the first leg of their Champions League quarter-final on Wednesday.
Rangers beat Fiorentina 4-2 on penalties while Zenit St Petersburg thrashed Bayern Munich 4-0 in second leg semi-final matches.
In another match in the Amsterdam tournament, Ajax held Liverpool goalless.
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Italian TV channel RAI Sport, where Rossi had been working as a pundit, said on Thursday "Pablito" had died of an "incurable disease".
Major world record deals are here.
A round-up of Saturday's action in LaLiga, Ligue 1 and Serie A.
