Janelle Monae, Justin Timberlake and Rita Ora perform in England and more in Celebrity Sightings.
/ 29 PHOTOS
Ryan Tedder
Ryan Tedder of OneRepublic performs in West Palm Beach, Fla., on Aug. 17.
— Larry Marano / Getty Images North America
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Andre 3000
Andre 3000 of Outkast performs on stage at Sziget Festival in Budapest, Hungary, on Aug. 17.
— Didier Messens / Redferns
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Louis CK
Louis CK performs at the 2014 Oddball Comedy Festival at the PNC Bank Arts Center in Holmdel, N.J., on Aug. 17.
— Steve Sands / Getty Images North America
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Sarah Silverman
Sarah Silverman performs at the 2014 Oddball Comedy Festival at the PNC Bank Arts Center in Holmdel, N.J., on Aug. 17.
— Steve Sands / Getty Images North America
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Lily Allen
Lily Allen performs on the Virgin Media stage during Day 2 of the V Festival at Hylands Park in Chelmsford, England, on Aug. 17.
— Ian Gavan / Getty Images Europe
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LeAnn Rimes
LeAnn Rimes performs during the 2014 Charlotte Pride Festival in Charlotte, N.C., on Aug. 17.
— Jeff Hahne / Getty Images North America
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Demi Lovato
Demi Lovato is seen at LAX in Los Angeles, on Aug. 17.
— Gvk/bauer-griffin / GC Images
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Christina Hendricks
Christina Hendricks attends Crab Cake 2014 presented by S. Pellegrino & Samsung Galaxy in Los Angeles, on Aug. 17.
— Imeh Akpanudosen / Getty Images North America
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Lea Michele
Lea Michele is seen in Los Angeles, on Aug. 17.
— Bauer-griffin / GC Images
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Rita Ora
Rita Ora performs on stage at the V Festival at Hylands Park in Chelmsford, England, on Aug. 17.
— C Brandon / Redferns
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Jay Leno
Jay Leno rides a 1930 Bohmerland motorcycle around the grounds during the Concours d'Elegance at the Pebble Beach Golf Links in Pebble Beach, Caif., on Aug. 17.
— Michael Fiala / X03221
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Kelly Osbourne
Kelly Osbourne attends the 3rd Annual BeautyCon Summit presented by ELLE Magazine in Los Angeles, on Aug. 16.
— Imeh Akpanudosen / Getty Images North America
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Joseph Gordon-Levitt
Joseph Gordon-Levitt poses in the press room during the 2014 Creative Arts Emmy Awards at Nokia Theatre L.A. Live in Los Angeles, on Aug. 16.
— Frazer Harrison / Getty Images North America
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Justin Timberlake
Justin Timberlake performs on the Virgin Media Stage during Day 1 of the V Festival at Hylands Park 2014 in Chelmsford, England, on Aug. 16.
— Ian Gavan / Getty Images Europe
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Laverne Cox
Laverne Cox attends the 2014 Creative Arts Emmy Awards at the Nokia Theatre L.A. Live in Los Angeles, on Aug. 16.
— David Livingston / Getty Images North America
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Janelle Monae
Janelle Monae performs on Day 1 of the V Festival at Hylands Park in Chelmsford, England, on Aug. 16.
— Stuart C. Wilson / Getty Images Europe
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Allison Janney
Allison Janney attends the 2014 Creative Arts Emmy Awards at the Nokia Theatre L.A. Live in Los Angeles, on Aug. 16.
— David Livingston / Getty Images North America
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Steve Buscemi
Steve Buscemi attends the 2014 Creative Arts Emmy Awards at the Nokia Theatre L.A. Live in Los Angeles, on Aug. 16.
— David Livingston / Getty Images North America
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Joel McHale
Joel McHale attends the 2014 Creative Arts Emmy Awards at the Nokia Theatre L.A. Live in Los Angeles, on Aug. 16.
— David Livingston / Getty Images North America
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Carrie Brownstein
Carrie Brownstein attends the 2014 Creative Arts Emmy Awards at the Nokia Theatre L.A. Live in Los Angeles, on Aug. 16.
— David Livingston / Getty Images North America
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Jane Lynch
Jane Lynch attends the 2014 Creative Arts Emmy Awards at the Nokia Theatre L.A. Live in Los Angeles, on Aug. 16.
— David Livingston / Getty Images North America
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Leonardo DiCaprio
Leonardo DiCaprio attends Oceana's Annual SeaChange Summer Party in Laguna Beach, Calif., on Aug. 16.
— Jason Kempin / Getty Images North America
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Paul Giamatti
Paul Giamatti seen at LAX in Los Angeles, on Aug. 16.
— Gvk/bauer-griffin / GC Images
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Priscilla Presley
Priscilla Presley seen at LAX in Los Angeles, on Aug. 16.
— Gvk/bauer-griffin / GC Images
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Britney Spears
Britney Spears performs during her 'Britney: Piece Of Me Show' at Planet Hollywood Casino Resort on in Las Vegas, on Aug. 15.
— Denise Truscello/bslv / Getty Images North America
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Neil Patrick Harris
Neil Patrick Harris attends the 'Neil Patrick Harris Caricature Unveiling' at Sardi's Restaurant oin New York, on Aug. 15.
— Walter Mcbride / Getty Images North America
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Lady Gaga
Lady Gaga is seen upon arrival at Gimpo International Airport in Seoul, South Korea, on Aug. 15.
— Han Myung-gu / GC Images
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Heidi Klum
Heidi Klum seen at LAX in Los Angeles, on Aug. 15.