Jack Johnson floats in at No. 1 on the Billboard 200 with "To the Sea," selling 243,000 copies in its first week of release, according to Nielsen SoundScan. It's the third chart-topper for Johnson, who previously reigned with "Sleep Through the Static" and his soundtrack to "Curious George" . . . The second-best debut belongs to Taio Cruz's "Rokstarr," arriving at No. 8 while Clay Aiken comes in at No. 9 with his Decca debut, "Tried & True."