Todor Zhivkov to 1988, Bulgaria won an unprecedented 153 Olympic medals and numerous European and world competitions in sports as diverse as volleyball, rhythmic gymnastics and wrestling. Dissent was punished under Zhivkov's rule. The CSS was a feared tool of control, and overt opposition largely stayed underground until the late 1980s. In 1978, the Bulgarian dissident Georgi Markov was assassinated in London by an agent who stabbed him with an umbrella tip which implanted a very small ricin ball. According to former KGB general Oleg Kalugin, this was requested by Zhivkov and either performed by the KGB or it assisted the CSS;
Tip It On Back premiered in September 2012. It was filmed at the Georgia Theatre in Athens, Georgia. "Tip It on Back" debuted at number 50 on the U.S. "Billboard" Hot Country Songs chart for the week of September 1, 2012. It also debuted at number 99 on the U.S. "Billboard" Hot 100 chart for the week of November 17, 2012. Tip It On Back "Tip It on Back" is a song written by Ross Copperman, Jon Nite, and Tully Kennedy and recorded by American country music artist Dierks Bentley. It was released in August 2012 as the fourth and final single from Bentley's