Liven up your party with a guitar player playing along with your favorite songs, artists, albums, etc. Live music sing-alongs. Country, Rock, Oldies, etc.
Combine actual songs (iPhone playlists with Bluetooth speaker), live guitar player (amp optional), and your singing skills.
For example: playlists of all Beatles albums. Also: George Strait, ABBA, Fleetwood Mac, Grateful Dead, Willie Nelson, Rolling Stones, Dylan, Springsteen, Garth Brooks, and many more.