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