A lemon-lime soda that was once a mainstay on shelves across the country is now a hard-to-find specialty item that commands a cult following. A decade before  7UP was released , Bubble Up debuted in 1919. The citrusy soft drink has stood the test of time as fans go out of their way for its more natural ingredients and throwback packaging that includes glass bottles. Known for its “kiss of lemon, kiss of lime” slogan, Bubble Up was distributed by the Coca-Cola bottler network before Sprite came along . There were some hiccups for Bubble Up along the way, however. The company changed ownership several times, struggled with distribution and fell into bankruptcy. Bubble Up is making a comeback as a cult favorite, with fans having to hunt down the nostalgic drink. Sweet Memories Vintage Tees/Facebook The makers of Dad’s Root Beer acquired the company in 2007 and produces Bubble Up in limited quantities today.…