Happy Sounds Mobile Disco is located in Oswestry, United Kingdom on 4 Lime Grove. Happy Sounds Mobile Disco is rated 5 out of 5 in the category dj service in United Kingdom. DJ, Disco and PA Hire. Weddings Adult and Child Birthdays Anniversaries Covering Oswestry, Ellesmere, Wem, Whitchurch, Shrewsbury, Ludlow, Wrexham.