There’s an app called Photoshop Mix that is pretty good for cutting things out:
iPhone https://apps.apple.com/au/app/adobe-photoshop-mix-cut-out-combine-create/id885271158
Android https://play.google.com/store/apps/details?id=com.adobe.photoshopmix&hl=en_AU&gl=US
You're welcome! If she does another pose, I got you (or Amazon does)
https://www.amazon.com/Xenvo-Shutterbug-Bluetooth-Compatible-Smartphones/dp/B01K3G3A8O Actually the first clicker I got was terrible, it fell apart after a few weeks and didn't connect very well, but I really like this one!