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