Diouf and Diao arrived on Merseyside for a combined fee of over £14m - £10m of which was used to purchase Diouf - following Senegal's surprise run to the World Cup quarter-finals two years ago.
Gerard had high hopes that both, alongside Bruno Cheyrou who has already sealed a loan move to Marseille, would lead a title challenge at Anfield but the majority of the Anfield faithful would be more than happy to see Redknapp's bid succeed this summer.