More bands have been announced for the 10th annual Rock the Park festival in London this summer.

American rock band Journey and British group Whitesnake are co-headlining the classic rock night at Harris Park on July 26.

Canadian band Helix, with London's Brian Vollmer, will also take the stage on July 26, along with Platinum Blonde.

Lead vocalist and former Londoner Lawrence Gowan and his band Styx are scheduled for July 27.

Tickets for the classic rock bands go on sale Feb. 23 at 10 a.m.

The updated lineup was posted on the festival’s website on Tuesday.

Festival organizers already announced The Tragically Hip would perform on July 25. More announcements are expected soon, as there are still slots open.