Please help me find some more music?

Please can you find me any other songs thatt have a catchy beat like these two songs http://www.imeem.com/people/-EBZPl/music/OhDGz5dt/janelle_mone_many_moons/ Janelle mone and http://www.imeem.com/theveronicas/music/r28oB91t/the_veronicas_untouched/ please help me find more songs that have a catchy tune like this and it has to be ELECTRONICA! PLEASE AND THANK YOU