Aguero, 29, has scored 21 Premier League goals for runaway champions City this season but underwent an arthroscopy in mid-April.
The home side are heavily favoured to win this one, as you'd imagine, and are priced up at 1/12.
"His widow is coming to the game on Sunday, and she thinks Pep is wonderful", Summerbee added.
Summerbee will watch Guardiola's squad presented with the Premier League trophy before Sunday's visit of Huddersfield to the Etihad.
"You never know you are going to win but I didn't have doubts about what we tried to do". However, we don't expect any outcome other than a home win, and hence, we are backing a City win at 2/17 odds on BetVictor. Today was proof we can do better, 11 players were playing in the Premier League.
Vincent Kompany has hailed Pep Guardiola's impact at Manchester City.
Swansea could take a giant leap towards safety with victory at Bournemouth, who are surely safe with 38 points in the bag despite continued protestations otherwise from manager Eddie Howe. The most important thing he told us was to play together as a team, fight for every ball, be united and fight for the country.
Having won the league title with such ease, and with so much of the campaign remaining, Guardiola challenged his players to retain their focus in an attempt to stamp their names in the history books.
What made Toure so special was his ability to stand up in big games. Not many players can say they were there for it all. I'm pretty sure that is going to happen. When Nigerians are together for national assignment and speak in one voice, I don't think anyone can stop us.
The box-to-box midfielder has failed to start a single Premier League game for City this season as his side clinched the title in emphatic fashion.