In April 2010, Rush entered Blackbird Studios in Nashville, Tennessee with Raskulinecz to record "Caravan" and "BU2B", two new songs to be featured on the band's studio album Clockwork Angels.
Pada bulan April 2010, Rush masuk Blackbird Studios di Nashville dengan Raskulinecz untuk merekam "Caravan" dan "BU2B", dua lagu baru yang akan tampil di album studio Clockwork Angels.