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