all singing, all dancing

US /ɔːl ˈsɪŋɪŋ ɔːl ˈdænsɪŋ/
UK /ɔːl ˈsɪŋɪŋ ɔːl ˈdænsɪŋ/
"all singing, all dancing" picture
1.

having all the latest and most advanced features or functions

:
He bought an all singing, all dancing smartphone with every possible feature.
The new software is all singing, all dancing, but it's also very expensive.