The 27-year-old midfielder is thrilled with the arrival of the former Manchester United skipper and he is anxious to play alongside him in the new 2017-18 season.
Rooney completed a two-year deal to the Merseyside outfit on Sunday and becomes the fifth player to join the Toffees this summer following the signings of Davy Klaassen, Jordan Pickford, Sandro Ramirez and Michael Keane.
Ronald Koeman’s men start off their pre-season friendly games in East Africa with a game against Gor Mahia in Tanzania on July 12.
“Can't wait for the new season,” Gueye wrote on Twitter with a tongue out smiley.
Can't wait for the new season — Idrissa Gana Gueye (@IGanaGueye) July 9, 2017