Composer Steve Reich is 84. Singer Chubby Checker is 79. Actor Alan Rachins (“Dharma and Greg”) is 78. Singer-guitarist Lindsey Buckingham of Fleetwood Mac is 71. Jazz saxophonist Ronnie Laws is 70. Blues singer Keb’ Mo’ is 69. Actor Peter Frechette (“Profiler”) is 64. Actor-comedian Greg Proops is 61. Actor Jack Wagner is 61. Drummer Tommy Lee of Motley Crue is 58. Actor Janel Moloney (“The West Wing”) is 51. Singer Gwen Stefani of No Doubt is 51. Singer Kevin Richardson of the Backstreet Boys is 49. Singer G. Love is 48. Actor Keiko Agena (“Gilmore Girls”) is 47. Actor Neve Campbell is 47. Actor Lena Headey (“Game of Thrones”) is 47. Singer India.Arie is 45. Rapper Talib Kweli is 45. Actor Alanna Ubach (“Legally Blonde” movies) is 45. Actor Seann William Scott (movie “Dukes of Hazzard,” “American Pie”) is 44. Actor Shannyn Sossamon (TV’s “Moonlight,” film’s “The Rules of Attraction”) is 42. Guitarist Josh Klinghoffer of Red Hot Chili Peppers is 41. Guitarist Mark King of Hinder is 38. Actor Tessa Thompson (“Westworld”) is 37. Country singer Cherrill Green of Edens Edge is 37. Country singer Drake White is 37. Actor Meagan Holder (“Pitch”) is 36. Actor Christopher Marquette (“Barry,” “Joan of Arcadia”) is 36. Singer Ashlee Simpson is 36. Rapper A$AP Rocky is 32. Actor Alicia Vikander (“The Danish Girl,” “Ex Machina”) is 32. Actor Noah Schnapp (“Stranger Things”) is 16.