The celebration originally involved dressing in fancy costumes and holding masked balls or visiting friends.

Yet the rectors of churches are not obliged to incur any expenses the celebration may involve.

These celebrations often involve bonfires, dances, songs, divination and children's games.

My celebration will involve a real taste of the world to come.

Additional celebrations may involve the commemoration of the 23 April as Shakespeare's birthday/death.

The talks delivered to mark the week long celebrations usually involve lectures explaining the heritage and history of the city.

Traditional celebrations involved the wearing of oak leaves but these have now died out.

The celebration in 1974 involved some three families.

He observed his 80th birthday this year, and the celebrations, on a worldwide basis, involve being photographed.

The separate celebrations then involved the building of many altars in one church and the reduction of the ritual to the simplest possible form.