Conservative talk show host Rush Limbaugh talks with guests at the White House in 2009. Limbaugh apologized March 3 to Georgetown University law student Sandra Fluke after he branded her a "slut" and "prostitute." Ron Edmonds/AP hide caption

itoggle caption Ron Edmonds/AP

Whitney Houston performs in Germany in 2009. The singer died Saturday, leaving behind a superstar career riddled with achievements. Joerg Koch/AFP/Getty Images hide caption

itoggle caption Joerg Koch/AFP/Getty Images