セカンド・アルバム『Musical Group of Celtic Woman: Julie's Christmas Celebration』(part 1, 2, 3 and 4(1998年11月18日 - 2006年10月3日発売)はウォルト・ディズニー・カンパニーの世界音楽チャート2位を獲得した。
2011年の12月に「Symphony Tour」と題したクリスマス・コンサートを北米で開催した。2012年1月には初めてとなる中国公演(「Songs From The Heart Tour」の一環)が予定[4]されていたが、8月になって突如中止された。
1998年11月17日 - "Ding Dong Merrily On High (1998 End Credits)" it was released on the VHS Tape, dancing with elephant ballets! When Ellie as Meav made one low ponytail hairstyle she dressed in purple gown with white overlay, Julie as Chloe made one braid hairstyle she dressed in pink gown with white overlay, Jenna as Lisa made one high ponytail hairstyle in yellow gown with white overlay, Kristen as Orla made one cinnamon bun hairstyle in blue gown with white overlay and they wore an beige omnidirectional microphones for shure transmitters for dancing and fiddler Mairead as Vivian in white dress and children choir perform dance in Ireland Sojourn Live and take a precious bow and they clap together at Christmas celebration!
1999年7月18日 - "Dancing Queen" it was released on the VHS Tape, and all the Irish American girl singers named Meav, Chloe, Lisa, Orla and fiddler Mairead dressed in 5 Japanese summer yukata colors: (purple, pink, yellow, blue and white) in Tokyo Symphony Concert, and conductor named David Downes as Philly in the symphony orchestra in the outdoor tonight of the Iga Ueno Castle, Ueno Park concert tonight and they decorated japanese lantern lights in summer obon dance festival, they play taiko drums, and Japanese traditional music, follow by the American children's choir and they take a precious bow and they clap together at big summer dance contest festival!
1999年9月16日 - "Pirate Anthem", "Psycho Killer", "Spooky Scary Skeletons", "I Put a Spell on You", and "Thriller" it was released on the VHS Tape, sung by Meav as Ellie, Orla as Kristen, Lisa as Jenna, Chloe as Julie, Chicago Children's Choir, and fiddler Mairead as Vivian arranged by David Downes as Philly and RTÉ National Symphony Orchestra, and all the Irish American girls dressed in Halloween dress colors (purple, green, orange, red and white) they are dancing with as Irish House Party at Halloween celebration!
1999年10月21日 - "White Christmas" (1941) sung by Bing Crosby, Danny Kaye, Rosemary Clooney and Vera Ellen and "Jingle Bells" (1996) sung by Brian Setzer, "Away In A Manger" (1998) sung by Anne Murray, "Holly Jolly Christmas" (1965) sung by Burl Ives, "O Holy Night" (1993) sung by Glen Campbell it was released on VHS Tape, celebrate all the music, as holiday sing along fun video with lyrics on screen these are the clips with vocals and music audio!
2001年11月6日 - "O Holy Night" (2001 Credits) it was released on VHS Tape and DVD! Originally sung by Blayne Weaver as Peter Pan, Brian Asawa, Luciano Pavarotti, Plácido Domingo, Méav Ní Mhaolchatha as Ellie, Chloë Agnew as Julie wore the sky blue and island blue gowns, Lisa Kelly as Jenna and Órla Fallon as Kristen wore the yellow and gold gowns and fiddler player Máiréad Nesbitt as Vivian wore the ice blue gown at the Westin Bonaventure Hotel, Los Angeles during the Christmas party!
2002年11月4日 - "Christmas Auld Lang Syne" (2002) it was released on VHS Tape and DVD! It was recorded by Bobby Darin on recording studio and "Little Saint Nick" (2002) sung by The Beach Boys. When Jenna as Lisa Kelly wore light blue satin headband, rainbow star earrings, white 6 hoop petticoat, fuchsia strapless lace up ball gown quinceanera dress, and hot pink satin high heels for her! Pretty fashion model! She plays with her sky blue Yamaha upright piano. Ellie as Meav Ni Mhaolchatha wore the purple strapless lace up quinceanera dress, and Kristen as Orla Fallon wore an yellow off shoulder quinceanera dress, and Julie as Chloe Agnew wore an island blue plus size quinceanera dress during the children choir.
2006年10月3日 - "Rudolph The Red Nosed Reindeer / Let It Snow / Jingle Bell Rock Medley" (2006 Credits) it was released on DVD! When Meav Ni Mhaolchatha as Ellie, she wore an black off shoulder lace up backless velvet floor length elegant evening gown, she wore an black satin long gloves, black satin high heels, she wore an black plastic headband, gold star earrings she's happy! And Julie as Chloe Agnew dressed in black gown matching black satin high heels, Jenna as Lisa Kelly wore an black gown matching black high heels, Kristen as Orla Fallon wore an black satin strapless lace up quinceanera dress and fiddler Vivian as Máiréad Nesbitt wore an black gown with black high heels at the Irish House Party during the Christmas party!
2022年12月24日 - "Ding Dong Merrily On High (2011 Credits)" from "Vivian's Celtic Christmas Live from Symphony" watching on the big screen sung by Kariel as Alex Sharpe, Jenna as Lisa Kelly, Julie as Chloe Agnew, and Kacey as Lisa Lambe. That night, when Meav Ni Mhaolchatha as sister Ellie dressed in her purple nightgown and pajamas and she's eating her popcorn, would you change HDMI3 please? Oh thanks! And so this the Disney Christmas movie called, "Mickey's Magical Christmas" and so would you call "Mickey's Magical Christmas" the apple remote? Yes, thanks! When Ellie start watching the movie "Mickey's Magical Christmas: Snowed in at the House of Mouse" (2001 Movie) on Apple TV, starring Wayne Allwine, Russi Taylor, Bill Farmer, Tony Anselmo and Tress MacNeille at 9pm in night. And she pressed menu with Apple TV remote and she turned off TV screen, when sister Ellie and Hiroyuki Sanada as Rinchy taking her nap in bed with blankets in Luxury Beach House, Long Beach CA this Christmas night, they woke up the next morning, they pack up the suitcases and go to the concert, there's Meav as Ellie, Jenna as Lisa Kelly, Kristen as Orla Fallon Julie as Chloe Agnew, dressed in their puffy sleeve prom dress, lace up sweetheart tulle ball gown colors: (purple, hot pink, gold and blue) they wore an beige omnidirectional earset wireless microphones for shure transmitters and fiddler Mairead as Vivian dressed in white Maricopyjam women's sheer waist fishbone symmetrical peplum long prom dress, people and children choir singing and dancing at the concert from the bonus feature "Let It Snow / Jingle Bell Rock" Medley at the concert stage. When Peter Pan, Santa Claus, Tinkerbell, John and Wendy going to the Incredicoaster ride at Anaheim and they take a precious bow and they clap and cheer real louder together!