Armstrong in September 1998.
Armstrong in August 2001.
Armstrong in November 2002.
Armstrong in October 2008.
Armstrong dressed as Lucy Van Pelt on October 31, 2009.
Armstrong in August 2011.
Armstrong dressed as Twilight Sparkle on October 31, 2012.
Armstrong on September 12, 2013.
Armstrong dressed as Serena from Pokémon on October 31, 2013.
Armstrong in November 2014.
Armstrong in September 2015.
Armstrong in December 2015.
Armstrong at the Chrysler World Headquarters and Technology Center in April 2016.
Armstrong in October 2017.
Armstrong in January 2018.
Armstrong in August 2018.
Armstrong in December 2018.
Armstrong in August 2019.
Armstrong in September 2019.
Armstrong in October 2020.
Armstrong in December 2020.
Armstrong on May 25, 2021.
Armstrong in September 2021.
Armstrong in November 2021.
Armstrong in February 2022.
Armstrong in October 2022.
Armstrong on June 1, 2023.
Armstrong in September 2023.
Armstrong in November 2023.
Armstrong in January 2024.
Armstrong at a beach in July 2024.
Armstrong in October 2024.
Armstrong in December 2024.
Armstrong on January 3, 2025.