Grooming Baby Bikers
That's really a joke. But, the members of the Hells Angels regularly put together transportation drives to help low-income kids get to school. They give these kids bikes through the Toys for Tots foundation.
The Angels and the Dead
The Hells Angels were consistent road crew for the Grateful Dead in the 1960s through the 1980s. Several murders and attacks were drawn back to the Angels over the course of the several year hiatus that the Dead took in the '70s. They also helped distribute drugs at the shows.