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21 Episodes 2010 - 0
Episode 1
Wed, Aug 11, 2010 45 mins
Corey confronts Kat in the Season 4 opener, and he decides to quit High Voltage Tattoo. Meanwhile, Craig hires a new tattoo artist at American Electric, but she and Amy get off to a bad start.
Episode 2
Wed, Aug 18, 2010 45 mins
Kat's faced with a difficult decision when Corey returns to High Voltage Tattoo and asks for his job back. Meanwhile, Amy continues to clash with the new tattoo artist at American Electric.
Episode 3
Wed, Aug 25, 2010 45 mins
Corey gets fed up with Kat's indecision on whether she'll give him his job back, so he starts to seek other options.
Episode 4
Wed, Sep 1, 2010 45 mins
Kat finally decides to bring Corey back, but he may have changed his mind. Meanwhile, tensions escalate between Amy and Ruthless at American Electric.
Episode 5
Wed, Sep 8, 2010 45 mins
Corey cuts all ties with High Voltage and joins the team at American Electric. Meanwhile, Kat gets caught in the middle of a prank war between her roommate and her boyfriend.
Episode 6
Wed, Sep 15, 2010 45 mins
Kat heads to New York for a meeting with Sephora to discuss her new perfume line. Then, she meets with her editor at HarperCollins Publishers and has to deliver some bad news about her second book. Meanwhile, back in L.A., Corey gives a revealing interview to a magazine writer.
Episode 7
Wed, Sep 22, 2010 45 mins
Kat suffers a spider bite in her eye; Corey tattoos Amy and Paulie at American Electric.
Episode 8
Wed, Sep 29, 2010 45 mins
Kat persuades Michael to train for a marathon, but he ends up quitting; Paulie infuriates Craig when he refuses to take part in American Electric's 11th-anniversary celebration; Amy arrives at the party with an unwelcome guest.
Episode 9
Wed, Oct 6, 2010 45 mins
Kat auctions off a tattoo session for charity; Corey discovers Aubry getting a tattoo; and Dan's band performs at the House of Blues.
Episode 10
Wed, Oct 13, 2010 45 mins
The High Voltage crew plans a surprise for Kat, but she nearly ruins it with her inquisitive nature. Meanwhile, at American Electric, Ruthless finds out that Amy is covering for Paulie.
Episode 11
Wed, Oct 20, 2010 45 mins
Paulie returns to American Electric after an unexplained absence, and Craig is forced to fire him. Meanwhile, Kat repaints the mural at High Voltage Tattoo.
Episode 12
Wed, Oct 27, 2010 45 mins
Nikki wants Kat to come on tour with Mötley Crüe, but she's not sure it's a good idea and starts to question the future of their relationship. Meanwhile, the tension between Amy and Ruthless reaches a boiling point.
Episode 13
Wed, Nov 3, 2010 45 mins
Kat's Wonderland Gallery opens, and she surprises everyone by showing up to the opening with a new boyfriend in tow.
Episode 14
Thu, Jul 28, 2011 45 mins
Kat tries to start fresh after whirlwind nine months that included a book tour, a gallery opening, a devastating house fire and a marriage proposal, and the High Voltage crew struggles to keep up.
Episode 15
Thu, Aug 4, 2011 45 mins
Kat designs her wedding dress, with help from the designers of her new clothing line. Later, she heads to New York City for a Sephora photo shoot.
Episode 16
Thu, Aug 11, 2011 45 mins
The crew hosts a benefit for earthquake victims in Japan. Later, tensions rise when Arianna takes Kat's car without permission.
Episode 17
Thu, Aug 18, 2011 45 mins
Kat uncovers Arianna's dark secret; a prank war erupts in the shop.
Episode 18
Thu, Aug 25, 2011 45 mins
Kat races to finish a photo shoot for her new clothing line so she can showcase it to prestigious fashion editors.
Episode 19
Thu, Sep 1, 2011 45 mins
Kat and Jesse visit her birthplace in Mexico, where Jesse competes in the off-road Baja 500 race. Also: Arianna celebrates 100 days of sobriety.
Episode 20
Thu, Sep 8, 2011 45 mins
Kat travels to Austin with Jesse. Back in L.A., chaos ensues at the shop and on the home front.
Episode 21
Thu, Sep 15, 2011 45 mins
Kat decides to open another tattoo parlor in Austin, and the High Voltage crew worries about what that means for the future of the L.A. shop. Also: Kat hears Michael's big confession.