Britney arrow peek ❣wardrobe mishap}
Britney arrow ❣flashing her sensational curves}
Britney arrow ❣unintentionally revealing a bit too much}
Britney lance ✔exposed inadvertently}
Britney lance with a ❣wardrobe malfunction}
Britney lance caught in an ✔awkward slip-up}
Britney arrow✔accidentally ✔flashing on stage
Britney spear with a ❣accident of elegance
These are just a few examples. Feel free to mix and match the synonyms to create more unique content.