Judges Ashley Banjo, Kimberly Wyatt and Adam Garcia confirmed which acts will progress to the show's live stages and continue competing for the £250,000 prize.
© Sky
© Sky
Among the 30 are 14-year-old Hippy-Jo, whose costumes cost her parents as much as £1,500, pole dancer Bendy Kate and modern Irish dance troupe Prodijig.
Other notable entries include self-professed womanisers Kazzum, dancing twins Reflection and tap dance act A Hoofer's Song, who at 35 years old is the eldest semi-finalist.
Davina McCall will host the first live edition of Got To Dance 2012 next Sunday (January 29) on Sky1.
The Got To Dance semi-finalists in full:
• Unity UK
• Project G
• Sam
• A Hoofer's Song
• Hippy-Jo
• Fear Of The Unknown
• Urban Jokers
• Lindsey & Ryan
• Luke
• Sapnay
• Methods Of Movement
• Boadicea
• Lil Hustlers
• Chuck
• Supermalcom
• Brosena
• Tayluer & Elliott
• Antics
• Bendy Kate
• Olivia
• Sweet Surprise
• The Future
• Rikoshay
• Lloyd & Rebecca
• A Team
• Kazzum
• Belle
• Prodijig
• Dharmz
• Reflection
