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