Gallery: Lady Gaga — Never a dull moment

Lady Gaga arrives at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Chris Pizzello)

Singer Lady Gaga performs in concert at Radio City Music Hall on Wednesday, Jan. 20, 2010 in New York. (AP Photo/Evan Agostini)

Singer Lady Gaga performs in concert at Radio City Music Hall on Wednesday, Jan. 20, 2010 in New York. (AP Photo/Evan Agostini)

Singer Lady Gaga performs in concert at Radio City Music Hall on Wednesday, Jan. 20, 2010 in New York. (AP Photo/Evan Agostini)

Lady Gaga appears a the Polaroid booth to announce a partnership during the Consumer Electronics Show (CES) Thursday, Jan. 7, 2010 in Las Vegas. (AP Photo/Isaac Brekken)

Singer Lady Gaga appears at the Monster Cable exhibit during the Consumer Electronics Show (CES) in Las Vegas, Thursday, Jan. 7, 2010. (AP Photo/Paul Sakuma)

Lady Gaga appears a the Polaroid booth to announce a partnership during the Consumer Electronics Show (CES) Thursday, Jan. 7, 2010 in Las Vegas. (AP Photo/Isaac Brekken)

Singer Lady Gaga appears at the Monster Cable exhibit during the Consumer Electronics Show (CES) in Las Vegas, Thursday, Jan. 7, 2010. (AP Photo/Paul Sakuma)

Monster Cable CEO Noel Lee, left, leans in to kiss singer Lady Gaga as they appear at the Monster Cable exhibit during the Consumer Electronics Show (CES) in Las Vegas, Thursday, Jan. 7, 2010. (AP Photo/Paul Sakuma)

In this publicity image released by Harpo productions, talk show host Oprah Winfrey, right, wears sunglasses and holds a hair bow given to her by Lady Gaga, left, after a live broadcast of "The Oprah Winfrey Show" Friday, Jan. 15, 2010, in Chicago. The Pop singer performed on the show a day after calling off a concert at Purdue University because of an undisclosed illness. (AP Photo/Harpo Productions, George Burns) **NO SALES**

Lady Gaga appears a the Polaroid booth to announce a partnership during the Consumer Electronics Show (CES) Thursday, Jan. 7, 2010 in Las Vegas. (AP Photo/Isaac Brekken)

In this Nov. 7, 2009 file photo, U.S. singer Lady Gaga looks on during the German TV show "Wetten dass...?" (Bet it...?) in Braunschweig, Germany. (AP Photo/Axel Heimken, file)

Singer Lady Gaga performs in concert at Radio City Music Hall on Wednesday, Jan. 20, 2010 in New York. (AP Photo/Evan Agostini)

Singer Lady Gaga performs in concert at Radio City Music Hall on Wednesday, Jan. 20, 2010 in New York. (AP Photo/Evan Agostini)

Lady Gaga arrives at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Chris Pizzello)

Lady Gaga, center, arrives at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Chris Pizzello)

Singer Lady Gaga performs in concert at Radio City Music Hall on Wednesday, Jan. 20, 2010 in New York. (AP Photo/Evan Agostini)

In this Jan. 20, 2010 file photo, singer Lady Gaga performs in concert at Radio City Music Hall in New York. (AP Photo/Evan Agostini, file)

Lady Gaga arrives at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Chris Pizzello)

Lady Gaga performs the song "Bad Romance" during the final show of her Monster Ball tour at the Elliott Hall of Music at Purdue University in West Lafayette on Tuesday, Jan. 26, 2010. (AP Photo/The Journal & Courier, Brent Drinkut)

Lady Gaga arrives at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Chris Pizzello)

Lady Gaga arrives at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Chris Pizzello)

Musician Lady Gaga poses backstage with her awards for Best Dance Recording and Best Electronic Dance Album at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Matt Sayles)

Lady Gaga performs at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Matt Sayles)

Lady Gaga performs at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Matt Sayles)

Musician Lady Gaga poses backstage with her awards for Best Dance Recording and Best Electronic Dance Album at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Mark Terrill)

Lady Gaga, center, performs at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Matt Sayles)

Lady Gaga performs at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Matt Sayles)

Musician Lady Gaga poses backstage with her awards for Best Dance Recording and Best Electronic Dance Album at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Mark Terrill)

Lady Gaga performs at the Grammy Awards on Sunday, Jan. 31, 2010, in Los Angeles. (AP Photo/Matt Sayles)