The group gave a total of eleven performances at the Edinburgh Festival Fringe at C Venues's C-1 auditorium on Chambers Street, the first to only nine audience members.

Most recently: The group has also made radio appearances overseas: Out of the Blue has performed a 50-minute show annually at the Edinburgh Festival Fringe since 2004.

Until 2009 the group performed in the then-largest theatre available at C Venues's main building on Chambers Street (C -1) and was given four consecutive Fringe Sell-Out Awards from 2006 to 2009.

Having won the Western European round, Out of the Blue was invited to compete in the ICCAs Finals in the Alice Tully Hall at the Lincoln Center, New York, on 29 April 2006.

Out of the Blue won both the Oxford quarterfinals and the semifinal, held at St Paul’s School, London, progressing to ICCAs Finals at New York’s Lincoln Center for the second time in three years.

[26] Out of the Blue have competed in the University competition of The Voice Festival UK, five times, making the final on each occasion, and being crowned winners twice, in 2009 and 2014, being the only group thus far to do so.

In the first year of the VF-UK competition, Out of the Blue progressed from the Oxford round to defeat a cappella groups from St Andrews and Cambridge at the final in London.

[27] The group was, once again, invited to compete in the ICCA Finals in New York, coming second and winning the award for Outstanding Arrangement for Edmund Thomson Jones's Cold Water by Damien Rice.

[citation needed] In 2012 the group made it through to the final once again and picked up a highly commended award along the way for Laurie Cottam's solo in Got to Get you into My Life/Isn’t She Lovely.

They made it through to the live semi-finals where they performed a mash-up of "Jump (For My Love)" by The Pointer Sisters and "Flashdance... What a Feeling" by Irene Cara.

In recent years, the group has visited Oxford-based charity, Helen & Douglas House, as well as donating some of its end-of-year profits.

Helen & Douglas House is a hospice that provides respite care for children and young adults with life-limiting conditions, and support for their families.

Out of the Blue performed regularly at the event from 2007, alongside comedians such as Bill Bailey, Jimmy Carr, Rowan Atkinson, and Rob Brydon.

[31][32][33][34][35][36] On 22 July 2014, to raise money for Helen & Douglas House, Out of the Blue uploaded a video of the current members covering a medley of Shakira monster hits — “Hips Don't Lie” (2006), “Whenever, Wherever” (2001), and “Waka Waka (This Time for Africa)” (2010) — in which they mimicked Shakira′s dancing, twirling, and gyrating while clad in matching Prussian blue suits and school ties.

¡Nos encanta este medley que han hecho @ootboxford"[38][39] On the same day, Shakira posted the video on her Facebook page in English and Spanish, which attracted 87,928 likes and was shared nearly 10,000 times.

[38] As of 30 August, the video had received more than 4 million views and downloads of the charity single had raised over £10,000 for Helen & Douglas House.

The media were quick to pick up on the story and the group found themselves featured in newspapers and magazines and on television and radio stations around the world.

[37] On 22 August 2014, Out of the Blue released another charity single - "Rather Be" by Clean Bandit to raise money for Global Dream, a non-profit initiative that supported literacy programmes in India.