Largest simultaneous sing-along (multiple venues)

According to Official Guinness Records,

The largest simultaneous singalong was staged by Young Voices and involved 293,978 participants at 1,616 locations throughout the UK who sang 'Lean on Me' at 2.45 pm on 9 December 2005.

For a complete list of 2005 records, please visit 2005 Guinness Records in United Kingdom.

Related Images

Other United Kingdom records that might interest you:

• First company successfully sued for spamming
• Oldest artist to simultaneously top the UK singles and album charts
• Most tour tickets sold in a day (concerts)
• Most consecutive martial arts bouts (male)
• Tallest indoor ice climbing wall
• Oldest lawn green bowls player
• Most expensive movie poster
• Most expensive meat pie
• Farthest flight by a commercial aircraft
• Most expensive perfume