Los Serrano

The provided articles do not contain any information about an organization or entity called "Los Serrano." Therefore, it's impossible to provide a summary about them based on the given context. The first article focuses on Fran Perea, a singer and actor, discussing his new album 'El hombre invisible' and his recent tour. The second article reports on Adrián Rodríguez joining the cast of 'La cárcel de los gemelos,' an internet reality show, following his departure from a detoxification center. Neither article mentions "Los Serrano" or any related activities, making it impossible to determine their background, newsworthiness, recent events, or current relevance.