Celebrity Birthdays, Oct. 15-21

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OCTOBER 15

Anthony Joshua, athlete (30)

More: Horoscopes, Oct. 15-21

OCTOBER 16

John Mayer, singer (42)

OCTOBER 17

Felicity Jones, actress (36)

OCTOBER 18

Zac Efron, actor (32)

OCTOBER 19

John Lithgow, actor (74)

OCTOBER 20

Matt Steffanina, choreographer (33)

OCTOBER 21

Josh Ritter, singer (43)

Guess who?

I am a musician born in Australia on Oct. 16, 1962. I first played trumpet, but found the bass was more my style. I joined a band with a fellow high schooler in Los Angeles. My real name is Michael, but I'm better known by my parasitic stage name.

Answer: Flea

More: Celebrity Birthdays, Oct. 8-14