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