Tyga, A Boogie wit da Hoodie and bülow will also perform.
He has a strong path to London, according to an expert.
The PM spoke briefly to a packed crowd at Victoria Park.
London can see up to 70 sinkholes a year.
City council voted down motions to pursue funding for the bus rapid transit's north and west connections Monday, while passing motions to fund the plan's routes in south and east London.
Research shows resettled Syrian refugees experience significant language barriers and housing concerns, which impede their integration into Canadian society.