Spencer Pratt invaded his mayoral rival Nithya Raman’s own backyard for an election event that drew hundreds of locals concerned about Los Angeles’ future. The former reality TV star turned serious political contender held a meet-and-greet at a supporter’s home in Sherman Oaks Saturday, with many saying they were sick of living in fear in the San Fernando Valley , which has been hit by a string of violent burglaries in recent months . Before the event, Pratt fired off a blistering public safety