Bieber, Gomez attend entertainment events

Actress and singer Selena Gomez smiles during a photocall before a news conference at a hotel in Mexico City January 26, 2012. Gomez will perform two concerts as part of her "We Own The Night" tour in Mexico City on Janaury 26 and in Guadalajara on January 27.[Photo/Agencies]

Actress and singer Selena Gomez smiles during a photocall before a news conference at a hotel in Mexico City January 26, 2012. Gomez will perform two concerts as part of her "We Own The Night" tour in Mexico City on Janaury 26 and in Guadalajara on January 27.[Photo/Agencies]