Possible Clues:

• They gather a gain from them
• Gatherings of neurons travelling around centre of spine
• Get-togethers, often annual
• Gatherings of neurons going wild around centre of spine
• Meetings with old chums? Being sloshed ruins one
• Get-togethers of old friends, usually annual
• Meetings concerned with weddings
• After-school activities could be
• Gatherings for graduates
• Get-togethers between former colleagues or friends