thumb|left|Chapman and Eric Clapton on stage at a White House Special Olympics dinner, December 1998 She was appointed a member of the 2014 Sundance Film Festival U.S. Documentary jury. She performed Ben E. King's "Stand By Me" on one of the final episodes of the Late Show with David Letterman in April 2015. The performance became a viral hit and was the focus of various news articles including some by Billboard and The Huffington Post.
thumb|left|Chapman and Eric Clapton on stage at a White House Special Olympics dinner, December 1998 She was appointed a member of the 2014 Sundance Film Festival US. Documentary jury. She performed Ben E. King's "Stand By Me" on one of the final episodes of the Late Show with David Letterman in April 2015. The performance became a viral hit and was the focus of various news articles including some by Billboard and The Huffington Post.