Bridging an amplifier combines the available channels into one channel with half the ohm (Ω). It is commonly used in car stereo systems, allowing a powerful mono signal to be sent to a subwoofer.
Though some dogs do just fine at the groomer's, yours might be one of the many that don't do well with all the noise and strangers at a pet salon. Small dogs are so easy to bathe, you might as well do it yourself at home. Save your money and make the expe...