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