The Catalan club has used drawings of the Brazilian pair surrounded by maracas and flags on the Portuguese version of their official website.
Despite this party-theme, Barcelona face Almería in La Liga on Sunday as the team tries to regain top spot from Real Madrid.
Far from the excitement of Bahia and Rio de Janeiro, Neymar will spend this Carnival in Barcelona whilst team-mate and friend Daniel Alves posted a picture on Instagram in which he had a tambourine on his head.
The players also have commitments with the national side. Brazil face South Africa in a friendly on March 5 in Johannesburg.
