Beauty and the Beast (2012) - Season 2 Episode 21 -

Desperate to start over with Cat, Gabe tries to woo her by taking her on a romantic date. Cat accepts the invitation in exchange for Gabe calling her reporter friend Beth off Vincent's trail. However, after things don't work out between them, Gabe takes the serum to get his beast powers back. Meanwhile, Tess helps organize Heather's bachelorette party and Vincent is exonerated.