Sideshow: Taylor's tickets sell, uh, swiftly

Taylor Swift

is packin' 'em in everywhere! Tickets to her July 20 show at the Linc

evaporated

, yo, in five minutes. Seriously!

Three hundred seconds

.

¡No más!

No prob: Tay-Tay is laying on a new show, July 19!! Also at the Linc. Also with guest stars

Ed Sheeran

and

Austin Mahone

. Tix for the new show go on sale at 10 a.m. Friday. Buy 'em by visiting

» READ MORE: www.ticketmaster.com

or 800-745-3000.

Barbara Walters

tells In Touch mag she's concerned for her pal

Lindsay Lohan

. Lilo, says Babs, is "a very vulnerable, very sweet girl. . . . She's just in a terrible place in her life right now." Like a cell on Christmas? As the planet knows, LiLo got arrested again Thursday (booked for third-degree misdemeanor assault, after punching a lady). It wasn't her best day: She also was charged in California on three misdemeanors in a prior car crash; they say she lied about it to authorities.

The red-hot music-streaming website Spotify says "Somebody That I Used to Know" by Belgian singer

Gotye

was the most streamed tune of 2012 in the 17 countries in which its services are available. Canadian maraschino

Carly Rae Jepsen

comes in second with her inescapable smash "Call Me Maybe," and

Fun.

came in third with their correctly titled "We Are Young."

French DJ/producer guy David Guetta was the most streamed guy, and his album Nothing But the Beat, which contains Sia's hit "Titanium" and Nicki Minaj's "Turn Me On," was the most streamed album.

Most streamed band? Coldplay. Most streamed lady-type female woman? Rihanna. Gotye's tune was mad popular: Most-shared on Facebook and Twitter, and the most-shared in the United States.

According to the website Twitter Counter, Rihanna has almost 27 million followers on Twitter - fourth most in the world (behind Lady Gaga, Justin Bieber, and Katy Perry). Ri has posted a photo for the world to see, of her embracing old bf and former abuser Chris Brown, and kissing him on the head. It appears to have been taken in Frankfurt, where Chris was performing, and where the perhaps on-again couple have been seen hangin'.

Opposing Views site says

Miley Cyrus

is seeking a prenup before she hitches up with

Liam Hemsworth

. She wants to protect her $130 million fortune, her six dogs, and her pet pig,

Nora

. Y'think Liam'd squeal over that? . . .

Gene Roddenberry

's masterpiece,

Star Trek

, keeps on giving birth to consumer products! In the latest, film-music label La-La Land Records next week will release a 17-hour, 15-CD boxed set of music from the original

Star Trek

series. Price: Only $225! . . .

Kim Zolciak

(

Real Housewives of Atlanta

) married NFL defensive end

Kroy Bierman

last year, quite the pricey affair, as you may recall. Now their wedding planner,

Colin Cowie

, says he's owed, according to

Perez Hilton

, $1 million, or, according to RadarOnline, more than $200,000. (Which, come to think of it, $1 million is.) She says she's all caught up on her bill.

An item in the Wednesday SideShow on the vehicular-homicide conviction of former

Melrose Place

star

Amy Locane-Bovenizer

incorrectly reported that her husband,

Mark Bovenizer

, owns Community Liquors in Princeton. He sold the business in November 2009. It is now called Public Wines and is owned by

Craig Whelan

.