Boyzone's Keith Duffy was rushed to hospital just hours before he was due to take the stage with Brian McFadden with their new band Boyzlife back in October
The Boyzone star, 49, spoke about his dearly missed friend who passed away in 2009 from natural causes aged just 33, leaving fans around the world devastated.
The celebration through the capital s West End from Green Park to Westminster filled the streets of London with marching bands, cheerleaders, acrobats, kites and more.