Complex sentence: In January 2006, Lena announced she was to host the 2006 Melodifestivalen, Melodifestivalen being largely a family show, her appearance as host was late met with some controversy due to numerous jokes considered inappropriate to the audience.
Split into simpler sentences: In January 2006, Lena announced she was to host the 2006 Melodifestivalen. Because Melodifestivalen is a family show, her appearance as host was met late with some controversy due to numerous jokes considered inappropriate to the audience.