Selena Gomez

Selena Gomez At Mohegan Sun

Selena Gomez At Mohegan Sun

The career path for child actors who wish to become pop stars seems so well trodden at this point that one almost imagines it to be simple to morph from starring on a kids show with a purple dinosaur to being a mega-celebrity in the tabloids and on the radio.

But someone like Selena Gomez — who's now 23, and who's been acting since she was 10 (starting with "Barney & Friends") and recording records since she was 16 or so — probably doesn't know what it's like to not be busy working and performing, cultivating her fan base.

Her second solo record, 2015's "Revival," has yielded a number of inescapable radio hits, like "Hands to...