11 Awesome Celebrity #TBT Photos You Might Have Missed This Week

    Britney Spears celebrating a milestone for the "...Baby One More Time" music video kicks off this week's #ThrowbackThursday!

    Brian Galindo
    by Brian Galindo

    BuzzFeed Staff

    1. Britney Spears celebrated the 20th anniversary (yes, 20!!!) of her iconic debut music video, "...Baby One More Time," by posting this classic image from the vid:

    2. Mariah Carey reminded us that she is the Queen of Christmas by sharing this photo of herself posing with Mickey at the Magic Kingdom during Christmastime, back in 2004:

    3. Mel B. shared this photo of her and her fellow Spice Girls in Japan in the late '90s:

    4. Megan Mullally posted this screen grab from when she guest-starred on Wings in the early '90s. She also captioned it with an important message about body image issues:

    5. Lena Headey shared this video clip of her and her Game of Thrones co-stars having fun on set:

    6. Jennifer Garner wished her Alias co-star Michael Vartan a happy 50th birthday by sharing this publicity photo of the two of them in the early '00s:

    7. Sofía Vergara posted these photos of herself and her son, Manolo, in the mid-'90s:

    8. Reese Witherspoon shared this photo from a Vogue photo shoot she did to promote her 2011 film, Water for Elephants:

    9. Rob Lowe remembered his campy role as Dr. Jack Startz in 2013's Behind the Candelabra:

    10. Tan France remembered when he visited Disney California Adventure earlier this year:

    11. And finally, Madonna shared this video tribute to her late friend, Michael Jackson: