Trump Jr., Kid Rock to campaign for GOP Michigan Senate candidate John James

Trump Jr., Kid Rock to campaign for GOP Michigan Senate candidate John James
© Facebook: John James

Donald Trump Jr.Donald (Don) John TrumpHouse chairman: Trump lawyers may have given false info about Cohen payments Sarah Sanders says she was interviewed by Mueller's office Trump dismisses Ann Coulter after criticism: 'I hardly know her' MORE and Michigan-native Kid Rock will attend a rally next week in support of Michigan Senate candidate John James (R).

James touted the visit in an advertisement on Thursday, and wrote on Twitter that his campaign had moved the Oct. 17 event to a larger venue due to demand.

Kid Rock will perform two songs at the rally, and Trump Jr. will be joined by his girlfriend and former Fox News host Kimberly Guilfoyle.

Kid Rock last year teased the possibility he would run against Sen. Debbie StabenowDeborah (Debbie) Ann StabenowCongress must step up to protect Medicare home health care The Hill's Morning Report - Presented by the American Academy of HIV Medicine - Will there be any last-minute shutdown drama? Overnight Health Care — Sponsored by America's 340B Hospitals — Utah tests Trump on Medicaid expansion | Dems roll out Medicare buy-in proposal | Medicare for all could get hearing next month | Doctors group faces political risks on guns MORE (D-Mich.), but ultimately conceded he did not plan to launch a campaign. James won a primary in August to secure the Republican nomination to challenge Stabenow, the three-term incumbent.

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The national GOP has rallied around James in his bid to unseat Stabenow, with Vice President Pence making multiple appearances in Michigan to bolster his candidacy, and President TrumpDonald John TrumpMcCabe says he was fired because he 'opened a case against' Trump McCabe: Trump said 'I don't care, I believe Putin' when confronted with US intel on North Korea McCabe: Trump talked to me about his election victory during 'bizarre' job interview MORE endorsing the military veteran and business executive.

Trump won the state in the 2016 election by roughly 10,000 votes.

A RealClearPolitics average of polls shows Stabenow leading James in the race by roughly 16 percentage points.

Cook Political Report, a nonpartisan election forecaster, rates the seat as "likely Democrat."