у какой музыкальной группы самый большой состав?

Folkearth - 31 человек

Hugin - Keyboards
Athelstan - Electric Guitar, Bass, Drum Programming, Vocals
Wulfstan - Vocals
Magnus Wohlfart - Electric & Acoustic Guitars, Keyboards, Vocals
Jeremy Child - Drums
Daniel Fredriksson - Medieval Lute, Mouth Harp
Simon Frodeberg - Bass
Kristofer Janiec - Violin
Michelle Maas - Vocals
Niklas Olausson - Vocals
Daniel Pettersson - Keyed Fiddle
Ruslanas - Spoken Vocals
Tobias Andrelang - Bass
Achim Eberle - Percussion
Ralf Gruber - Drums & Percussion
Bernd Intveen - Electric Guitar
Sanine Stelzer - Bagpipes, Flute, Schalmey, Percussion
Marcus Van Langen - Acoustic Guitar, Saz, Bass, Percussion, Viking Flute,
Vocals
Andre Groschopp - Electric & Acoustic Guitars, Keyboards, Vocals, Tin Whistle,
Violin, Drums
Marios Koutsoukos - Vocals, Keyboards
Stefanos Koutsoukos - Bass
Nikos Nezeiritis - Acoustic Guitar
Hildr Valkyrie - Vocals, Keyboards
Mark Riddick - Recorder, Percussion
Axel - Electric & Acoustic Guitars, Bass, Vocals
Becky - Celtic Harp
Alessandro Caruso - Drums, Percussion
Francesca Crotti - Violin
Igor Saviola - Vocals
Raven - Celtic Harp
Ulven - Acoustic Guitar Writing Credits:
Lyrics for "The Lady's Gift" by Wulfstan.
Lyrics for "A Tribute To Viking Gods" by Marcus Van Langen.
Lyrics (besides previously mentioned) by Marios Koutsoukos.
Music on "Returne To Waelhalle" by Hildr Valkyrie.
Artwork and cd design by Mark Riddick.

в группе Стрелки было около 15 чел

Армия- аж пять штук девок, и ни одна не умеет петь

Ленинград еще)

Отдельный Показательный Оркестр Минобороны. Не помню сколько, но целая Красная Площадь!