Britney lance slip ✔slip}
Britney arrow ✔slipping her ✔sensational curves}
Britney spear ❣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 arrow✔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.