Britney Spearswas captured making a quick pitstop at a local gas station during a cruise around Los Angeles on Tuesday.The 39-year-old pop starzoomed into the parking lot in her white Mercedes Benz and retrieved a key to the restroom from the attendant.With key in hand, Spears swiftly made her way towards a unisex, singe-stall restroom located just steps away from the gas station's entrance.