Question: Which musician, Greg Kihn or Katie White, formed the Ting Tings in 2007 along with Jules De Martino?

Context paragraphs:
The Ting Tings: The Ting Tings are an English indie pop duo from Salford, Greater Manchester.  The band consists of Katie White (vocals, guitar, bass drums, bass guitar, cowbells) and Jules De Martino (drums, lead guitar, bass guitar, vocals, piano).

Larry Lynch: Larry Lynch (born c.1950) was the drummer for the Greg Kihn Band.  They had a #2 US hit with "Jeopardy" in 1983 and a #15 hit with "The Breakup Song (They Don't Write 'Em)".  After leaving the Greg Kihn band, "Larry Lynch and MOB (Members Of the Band)", gigged throughout the East San Francisco Bay area, teaming up with Robbie Dunbar, the guitarist from San Francisco's "Earthquake".  Lynch's vocals and songwriting were a staple of many smaller venues such as New George's in San Rafael.  MOB headlined for Radio Station KZAP's Halloween extravaganza at the Sacramento Convention Center in 1987, which drew thousands of fans and provided a brief boost for his solo effort.

Citizen Kihn: Citizen Kihn is a 1985 studio album by Greg Kihn and the first since 1978's "Next of Kihn" not to be released under the Greg Kihn Band name.  It was Kihn's first album after the dissolution of Beserkley Records and released by EMI America.

Hands (The Ting Tings song): "Hands" is a song by English duo The Ting Tings.  The song was written by both Katie White and Jules De Martino and mixed by label-mate Calvin Harris.  The single was released to radio airplay on 18 August 2010 after premiering on the Huw Stephens show on BBC Radio 1 at 9:30 pm; a remix was also be released for free via digital download on 11 October 2010 on the band's Facebook page.  The song was performed at the Wireless Festival, as part of the setlist; they were joined with dancers holding signs, saying work, which when flipped around, would say dance.  The song debuted at number 29 on the UK Singles Chart.  The line spoken by De Martino at the start of the song, "I don't want to go out.  I want to stay in."  is a reference to the same line spoken in the David Bowie song "Modern Love".

The Greg Kihn Band: The Greg Kihn Band is an American band that was started by frontman Greg Kihn and bassist Steve Wright.  Their most successful singles include "The Breakup Song (They Don't Write 'Em)" ("Billboard" Hot 100 #15) and "Jeopardy" (Billboard Hot 100 #2).  The group's musical style and genres comprise rock, pop rock and power pop.

Next of Kihn: Next of Kihn is a 1978 studio album by American singer-songwriter Greg Kihn.  It was the third and last album to be released under the name Greg Kihn before the group changed into The Greg Kihn Band in 1979.

The Ting Tings discography: The discography of The Ting Tings, an English indie pop duo, consists of three studio albums, three extended plays, ten singles and fourteen music videos.  The Ting Tings were formed in 2004 in Salford, England by Jules De Martino and Katie White.  The band was signed to independent record label Switchflicker Records in 2006 and released their limited-edition debut single, "Fruit Machine", the following year.  Following an appearance at the Glastonbury Festival in 2007, The Ting Tings were signed to Columbia Records.

Jules De Martino: Julian "Jules" De Martino (born 16 July 1969) is a British musician and a member of the pop duo The Ting Tings.

Greg Kihn: Gregory Stanley "Greg" Kihn (born July 10, 1949) is an American rock musician, radio personality, and novelist.

Katie White: Katie Rebecca White (born 18 January 1983) is a British musician and member of the pop duo the Ting Tings.  After some success with a girl group punk trio TKO, which supported Steps and Atomic Kitten, her father David White brought in Jules De Martino to write songs for TKO.  Katie and De Martino subsequently formed the Ting Tings in 2007.

Supporting paragraphs: Greg Kihn Katie White
Answer: Katie Rebecca White