Some things don’t change. From left, Oscar Churape, Ricardo Garcia, Jesus and Issac Chairez and the smallest child in the front — identified only as Giovanni — sell lemonade along Roche Harbor Road Friday as the temperature reached a warm 70 degrees. Together, with Kelvin Nunez (not pictured), whose idea it was in the first place, they hauled in $42.80 in a little more than two hours on the job.