Kicking off her week with some retail therapy, Ashley Tisdale was spotted shopping in Beverly Hills yesterday afternoon (March 8).The “High School Musical” actress spent some time and money at Planet Blue boutique, emerging with a bagful of finds.And of course, Ashley was looking cute and casual as she strolled past the paparazzi in a black hoodie, lime green top, and black leggings.Prior to her retail romp, Miss Tisdale tended to her physical fitness with a trip to her local gym for an intense workout.