In an Instagram post on Tuesday, the 74-year-old lead singer of Heart shared that she will be ... the group -- which is also comprised of Nancy Wilson, Ryan Waters, Ryan Wariner, Paul Moak ...

Ryan died nearly 20 years after her older brother Gerald died in November 2006 of a heart attack. He was 40. Sean Levert, the O'Jays singer's second son, died in April 2008 after falling ill while ...