This song means a lot to Rachel which comes across in her performance.
'I'm Still Standing' by Elton John (born Reginald Kenneth Dwight in Pinner, Middlesex, March 1947) was released in 1983 on his 'Too Low For Zero' album. The song was written by John (music) and Bernie Taupin (Lyrics) as his
"reaction to still being relevant and successful in the early 1980's, post-punk, and with the New-Romantics creeping in." - Wikipedia
The video for 'I'm Still Standing' was promoted on the then-new MTV, and featured a young Bruno Tonioli (Strictly Come Dancing). The song reached no.1 in Canada and Switzerland, no.4 in the UK, and no.12 on the US Billboard Hot 100.