What does the cryptic crossword clue "Song that gets mighty Thor dancing (10)" mean?

The definition is "Song". The wordplay uses an anagram. anagram of MIGHTY + THOR = IGOTRHYTHM; definition: "Song" The answer is IGOTRHYTHM.

Song that gets mighty Thor dancing (10)

Independent Cryptic #11816 | 21 Across | 2024-08-23 flower