Your pop culture cheat sheet

Here's what's happening in the world of entertainment today:

Is Steven Tyler leaving Aerosmith? EW.com asks that question, reporting that Tyler gave an interview last week where he said he would be pulling out of the band's South American tour, while guitarist Joe Perry has since said that Tyler has stopped returning his phone calls.

Jonas Brothers fans, take heart: another season of the sitcom "Jonas" has been ordered up by The Disney Channel, according to The Hollywood Reporter. The show has been winning in its Sunday night time slot in key kids demographics.

"Curb Your Enthusiasm" is heading into cable syndication, The Hollywood Reporter says. The long-running HBO comedy starring Larry David will air in reruns on the TV Guide Network and TV Land starting in February.

Fox's new Saturday night talk show "The Wanda Sykes Show" debuted over the weekend, and it improved on now-canceled "Mad TV's" ratings last year, Variety reports. However, "Saturday Night Live" still scored better with viewers.