superconcert
Etymology
From super- + concert.
superconcert means A large, elaborate musical concert. Lexicurio rates it Sui generis — a strength score of 85 out of 100.
noun
- A large, elaborate musical concert.“Two years ago, after the Live 8 concerts — held on the 20th anniversary of Live Aid, the granddaddy of the modern worldwide charity superconcert — the leaders of the Group of 8 nations pledged to double their aid to Africa by 2010.”