With the initiative of the Chapertons theatre group and organized by the Town Council of El Masnou, the Festival Ple de Riure, is celebrated since 1997 in this village. Destined to present shows from all over the world dedicated to make laugh and amuse the spectators.

In these years, through the Festival have passed groups as Els Comediants, Les Bubb, Pepe Rubianes, Leo Bassi, Toni Albà, The Chanclettes, Antonia San Juan, Sergi López, Pep Bou, Faemino y Cansado, Steve Rawlings, Full House, Arturello di Pópolo...

In representation of countries as Catalunya, France, Australia, Canada, United Kingdom, Argentina, Italy, Chile, Denmark, Belgium, Uruguay, Switzerland, United States...

The Festival, which every year at the end of July is celebrated, has its central activity in the beach of El Masnou, in front of the sea, and has the support of, the Town Council of El Masnou, the Ministry of Culture of the Spanish Government, the Generalitat of Catalonia and the Diputació of Barcelona.