Monday's ratings recap:
Dancing with the Stars matched its week-ago audience, averaging 20.23 million total viewers across its two-hour run. House placed second in the hour (and No. 1 in the demos) with 12.18 mil, dipping 610K from its last fresh outing.
CBS' Big Bang (9.77 mil) and Mother (9.23 mil) combined for third, putting up typical numbers. Chuck dropped 380 thou to place fourth with 5.63 mil. Gossip Girl (2.48 mil) was up 12 percent.
Two and a Half Men scored 14.44 mil, up 420K; lead-out Rules of Engagement held onto 11 mil of the crowd. 24's wet, naked Jack Bauer was enjoyed by 11.2 mil, up 900K.
Heroes slipped 160 thou to set another (!) all-time low of 6.32 mil. Tree Hill matched last week's 2.29 mil.
CSI: Miami was No. 1 with 13.36 million viewers, followed by ABC's Castle (which held steady at 9.8 mil). Medium bounced back 11 percent from last week's season low to size up 7.26 mil, its best audience since Feb. 23.