Celeb Birthdays: June 5

Two current alt-rock icons share a birthday today: Sebastien Lefebvre of Simple Plan is 25 and Pete Wentz of Fall Out Boy is 27. See Sebastien Lefebvre's birth chart (Astrotheme, no birth time)

Mark Wahlberg, who will always be Marky to me, turns 35. Might Uranus' square to his Cancer Ascendant explain the third nipple? See Mark Wahlberg's birth chart (Astrotheme)

It's a big day for schlocky, waterered-down, white-bread music as Brian McKnight (37) and Kenny G (50) share a birthday today.

Office Space's hero Ron Livingston turns 38.

Jeff Garlin of Curb Your Enthusiasm turns 44. See Jeff Garlin's birth chart (Astrotheme, no birth time)

Writer Ken Follett is 57. See Ken Follett's birth chart (Astrotheme, no birth time)

Birth dates from IMDB.com. Please email me any corrections, additions or—especially appreciated!—exact birth times.