Question: The Logie Awards of 1998 featured guests including one of the stars of what popular NBC sitcom?

Context articles: Logie Awards
Logie Award for Best Actress
Matt LeBlanc
Logie Award for Best Actor
Logie Award for Most Popular Live Show
Logie Award for Best Drama Program
Logie Award for Most Popular Australian Program
Logie Award for Most Popular New Male Talent
Logie Awards of 1998
Logie Award for Best Entertainment Program

The Logie Awards (officially the "TV Week" Logie Awards) is an annual institution celebrating Australian television, which have been since 1960, and sponsored and organized by magazine TV Week.
 Coined by entertainer Graham Kennedy after he won the first Star of the Year award in 1959, the name Logie awards honour's British engineer and innovator John Logie Baird, who invented mechanical television as a practical medium.
 Awards are given in many categories, but the most widely publicized award and highest honour is the Gold Logie, which is awarded to the most popular personality on Australian television for the previous calendar year, with the record for most wins going to Kennedy and Ray Martin.
 The event has been strongly associated with showbiz personality Bert Newton, who has hosted the ceremony on the most occasions.
 Like the AFL, the Logies were a Melbourne institution, but in 2017, it was announced that after 30 years, the event will no longer be hosted in the Victorian state, with the proposed new location on the Gold Coast, Queensland, the Government had previously injected 1 million dollars into the event.
The Silver Logie for Best Actress is an award presented annually at the Australian TV Week Logie Awards.
 It was first awarded at the 19th Annual TV Week Logie Awards, held in 1977 when the award was originally called Most Popular Australian Lead Actress.
 For the 2016 ceremony, it was renamed from Most Popular Actress to Best Actress.
 The award is given to recognise the standout performance of an actress in an Australian program.
 The winner and nominees of Most Popular Actress are chosen by the public through an online voting survey on the "TV Week" website.
 Lisa McCune and Asher Keddie hold the record for the most wins, with five each, followed by Georgie Parker with four wins.
Matthew Steven LeBlanc ( ; born July 25, 1967) is an American actor, comedian, television host, and producer, best known for his role as the dim-witted, womanizing but ultimately lovable actor Joey Tribbiani on the popular NBC sitcom "Friends", which ran from 1994 to 2004.
 LeBlanc also stars as a fictional version of himself in the BBC/Showtime comedy series "Episodes".
 He won a Golden Globe award for his work on "Episodes", and was nominated for an Emmy three times for his work on "Friends" and four times for "Episodes".
 Since 2016, LeBlanc has hosted the BBC motoring show "Top Gear".
The Silver Logie for Best Actor is an award presented annually at the Australian TV Week Logie Awards.
 It was first awarded at the 19th Annual TV Week Logie Awards, held in 1977 when the award category was originally called Most Popular Australian Lead Actor.
 For the 2016 ceremony, it was renamed from Most Popular Actor to Best Actor.
 The award is given to recognise the standout performance of an actor in an Australian program.
 The winner and nominees of Most Popular Actor are chosen by the public through an online voting survey on the "TV Week" website.
 Paul Cronin and Martin Sacks hold the record for the most wins, with five each, followed by Grant Dodwell, Craig McLachlan and Hugh Sheridan with three wins each.
The Logie for Most Popular Live Show was an award presented at the Australian TV Week Logie Awards.
 It was first awarded at the 8th Annual TV Week Logie Awards ceremony, held in 1966, as a replacement for the Most Popular Program category.
 However, this award category was eliminated in 1968 and the Most Popular Program category was reintroduced.
The Silver Logie for Best Drama Program is an award presented annually at the Australian TV Week Logie Awards, to recognise an Australian drama production.
 It was first awarded at the 19th Annual TV Week Logie Awards, held in 1977 when the award was originally called Most Popular Australian Drama.
 Over the years, it has also been known as Most Popular Drama (1978, 1986, 1988), Most Popular Drama Series (1979–1984, 1987, 1991, 2008–2013), Most Popular Drama Program (1985, 2014–15), and Most Popular Australian Drama Series (2004–2005).
 For the 2016 ceremony, the award was renamed Best Drama Program.
The Silver Logie for Most Popular Australian Program was an award presented at the Australian TV Week Logie Awards.
 It was first awarded at the 3rd Annual TV Week Logie Awards ceremony, held in 1961 when the award was originally called Most Popular Program.
 This award category was eliminated in 1966 and replaced by the Most Popular Live Show category.
 It was reintroduced in 1968 and renamed Best Show.
 Over the years, this category has also been known as Best Local Show (1970), Most Popular Show (1971, 1973–1985), Most Popular Series (1993–1997) and Most Popular Australian Program (2003–2004). "
State Affair" holds the record for the most wins, with fifteen, followed by "Adelaide Tonight", "The Mike Walsh Show" and "Neighbours" with nine wins each.
The Silver Logie for Most Popular New Male Talent was an award presented at the Australian TV Week Logie Awards.
 It was first awarded at the 41st Annual TV Week Logie Awards ceremony, held in 1999.
 The award is given to honour a standout performance of a new male talent on an Australian program.
 It may or may not be his first television appearance, however it is his first major television role.
 The winner and nominees of Most Popular New Male Talent were chosen by the public through an online voting survey on the "TV Week" website.
 This award category was eliminated in 2014 and replaced by the gender non-specific category, Most Popular New Talent. "
Home and Away" has the most recipients of this award, with a total of seven wins, followed by "Neighbours" with two wins.
The 40th Annual TV Week Logie Awards was held on Sunday 19 April 1998 at the Crown Palladium in Melbourne, and broadcast on the Nine Network.
 The ceremony was hosted by Daryl Somers, and guests included Matt LeBlanc, Kathy Najimy, Kenny Rogers and Reba McEntire.
The Logie for Best Entertainment Program is an award presented annually at the Australian TV Week Logie Awards.
 It was first awarded at the 28th Annual TV Week Logie Awards, held in 1986 when the award was originally called Most Popular Australian Light Entertainment Program.
 Over the years, it has also been known as Most Popular Light Entertainment Program (1987–1988, 1993–2014), Most Popular Light Entertainment or Comedy Program (1989–1992) and Most Popular Entertainment Program (2015).
 For the 2016 ceremony, the award was renamed Best Entertainment Program.