On May 14, 1970, Crosby, Stills, Nash and Young announced their breakup. They have regrouped several times, both with and without Neil Young.

Also in 1970, actress Billie Burke died at the age of 84. She’s probably best known for playing Glinda the Good Witch in “The Wizard of Oz.”

In 1976, former Yardbirds vocalist Keith Relf was electrocuted at his home in London. He was found near a plugged-in guitar. Relf was 33.

In 1982, guitarist Fast Eddie Clark left Motorhead in the middle of the band’s U.S. tour. Brian Robertson, formerly of Thin Lizzy, was his replacement.

In 1987, actress Rita Hayworth died at the age of 68.

In 1996, actress Melanie Griffith married actor Antonio Banderas in London.

In 1998, Frank Sinatra died of a heart attack in Los Angeles. He was 82.

Also in 1998, the last episode of “Seinfeld” aired on NBC.

Today’s Birthdays: Singer-bassist Jack Bruce of Cream is 70. Movie producer George Lucas is 69. Director Robert Zemeckis is 62. Musician David Byrne (Talking Heads) is 61. Actor Tim Roth is 52. Guitarist C.C. DeVille of Poison is 51. Singer Ian Astbury of The Cult is 51. Musician Fabrice Morvan of Milli Vanilli is 47. Bassist Mike Inez of Alice In Chains is 47. Singer Raphael Saadiq (Tony! Toni! Tone!) is 47. Actress Cate Blanchett is 44. Singer Danny Wood of New Kids on the Block is 44. Director Sofia Coppola (“Lost In Translation”) is 42. Singer Natalie Appleton of All Saints is 40. Singer Shanice is 40. Guitarist Henry Garza of Los Lonely Boys is 35. Singer-guitarist Dan Auerbach of The Black Keys is 34. Bassist Mike Retondo of Plain White T’s is 32. Actress Amber Tamblyn (“Joan of Arcadia”) is 30. Actress Miranda Cosgrove (“iCarly”) is 20.