PHOTOS: 'Dancing with the Stars' Week 3 Highlights

Actor and comedian Kevin Hart joined the judges panel this week. (ABC)

Alfonso Ribeiro and Witney Carson danced a quickstep to "Goldmember" from "Austin Powers." (ABC)

Alfonso Ribeiro and Witney Carson danced a quickstep to "Goldmember" from "Austin Powers." (ABC)

Alfonso Ribeiro and Witney Carson danced a quickstep to "Goldmember" from "Austin Powers." (ABC)

Antonio Sabato Jr. and Cheryl Burke danced a foxtrot to "Ain't No Mountain High Enough" from "Guardians of the Galaxy." (ABC)

Antonio Sabato Jr. and Cheryl Burke danced a foxtrot to "Ain't No Mountain High Enough" from "Guardians of the Galaxy." (ABC)

Antonio Sabato Jr. and Cheryl Burke danced a foxtrot to "Ain't No Mountain High Enough" from "Guardians of the Galaxy." (ABC)

Betsey Johnson and Tony Dovolani performed a contemporary routine to "Unchained Melody" from "Ghost." (ABC)

Betsey Johnson and Tony Dovolani performed a contemporary routine to "Unchained Melody" from "Ghost." (ABC)

Betsey Johnson and Tony Dovolani performed a contemporary routine to "Unchained Melody" from "Ghost." (ABC)

Janel Parrish and Val Chmerkovskiy performed a jazz routine to "America" from "West Side Story." (ABC)

Janel Parrish and Val Chmerkovskiy performed a jazz routine to "America" from "West Side Story." (ABC)

Janel Parrish and Val Chmerkovskiy performed a jazz routine to "America" from "West Side Story." (ABC)

Jonathan Bennett and Allison Holker danced a tango to "Back to Black" from "Great Gatsby." (ABC)

Jonathan Bennett and Allison Holker danced a tango to "Back to Black" from "Great Gatsby." (ABC)

Jonathan Bennett and Allison Holker danced a tango to "Back to Black" from "Great Gatsby." (ABC)

Lea Thompson and Artem Chigvintsev danced the cha cha to "Power Of Love"from her movie "Back To The Future." (ABC)

Lea Thompson and Artem Chigvintsev danced the cha cha to "Power Of Love"from her movie "Back To The Future." (ABC)

Lea Thompson and Artem Chigvintsev danced the cha cha to "Power Of Love"from her movie "Back To The Future." (ABC)

Michael Waltrip and Emma Slater danced a waltz to "(Everything I Do) I Do For You" from "Robin Hood: Prince of Thieves." (ABC)

Michael Waltrip and Emma Slater danced a waltz to "(Everything I Do) I Do For You" from "Robin Hood: Prince of Thieves." (ABC)

Michael Waltrip and Emma Slater danced a waltz to "(Everything I Do) I Do For You" from "Robin Hood: Prince of Thieves." (ABC)

Randy Couture and Karina Smirnoff danced a paso doble to "Eye of the Tiger" from "Rocky III." (ABC)

Randy Couture and Karina Smirnoff danced a paso doble to "Eye of the Tiger" from "Rocky III." (ABC)

Randy Couture and Karina Smirnoff danced a paso doble to "Eye of the Tiger" from "Rocky III." (ABC)

Sadie Robertson and Mark Ballas danced the Viennese waltz to "Married Life" from Disney's "Up." (ABC)

Sadie Robertson and Mark Ballas danced the Viennese waltz to "Married Life" from Disney's "Up." (ABC)

Sadie Robertson and Mark Ballas danced the Viennese waltz to "Married Life" from Disney's "Up." (ABC)

Tommy Chong and Peta Murgatroyd danced an Argentine tango to "Por Una Cabeza" from "Scent Of A Woman." (ABC)

Tommy Chong and Peta Murgatroyd danced an Argentine tango to "Por Una Cabeza" from "Scent Of A Woman." (ABC)

Tommy Chong and Peta Murgatroyd danced an Argentine tango to "Por Una Cabeza" from "Scent Of A Woman." (ABC)

Bethany Mota and Derek Hough performed a jazz routine to "Singing In The Rain." (ABC)

Bethany Mota and Derek Hough performed a jazz routine to "Singing In The Rain." (ABC)

Bethany Mota and Derek Hough performed a jazz routine to "Singing In The Rain." (ABC)